Interpreting nonlinear expressions Interpreting nonlinear expressions 1.
1. BeBen n FFrarank nk is is an an elelecectrtriciciaian n whwho o ininststalalls ls lilighghtiting ng fxfxtuturreses. . HeHe charges (in dollars) his clients15
charges (in dollars) his clients15hh+40+40f f where where hh is the numer o! is the numer o! hours worked and
hours worked and f f is the numer o! fxtures installed. is the numer o! fxtures installed.
How much does Ben Frank charge when he works " hours and How much does Ben Frank charge when he works " hours and installs #
installs # fxturfxtures$es$ %orrect answer&
%orrect answer& '' 45 45 leel&1leel&1
*
*.. hhe e eexx,,rreessssiioon n !!oor r tthhe e ssuurr!!aacce e aarreea a oo! ! a a ccuue e oo! ! ssiiddee length
length ss is is ss**..
-hat is the sur!ace area o! a cue
-hat is the sur!ace area o! a cue with side lengthwith side length 33 2
2 units$ units$ %orr
%orrect ect answer& answer& *"* s/uar*"* s/uare e units units leel&1leel&1
.. rriic c oowwnns s aannd d oo,,eerraattees s tthhe e HHoot t HHaam m !!ooood d ttrruucckk. . hhee ex,ression .*5
ex,ression .*5bb+*+*hh gies the cost gies the cost bburgers andurgers and hh hot dogs. hot dogs. -hat is the cost o!
-hat is the cost o! 4 urgers and hot dogs$4 urgers and hot dogs$ %orrect answer&
%orrect answer& '' *5 *5 leel&1leel&1
4.
4. hhe e exex,r,resessision on 1*1*gg gigiees s ththe e nunummer er o! o! kikilolomemeteters rs a a cacar r cacann trael using
trael using gg liters o! gasoline. liters o! gasoline. How !ar can this car trael on 5 How !ar can this car trael on 5 11
2
2 liters o! gasoline$ liters o! gasoline$ %orr
%orrect ect answer& answer& km km leel&1leel&1
5.
5. he ,rihe ,rice o! a ce o! a isisit to the dentiit to the dentist is calcust is calculatlated accoed accorrdinding to g to thethe !ormula 50+100
!ormula 50+100nn where where nn is the numer o! caities the dentist is the numer o! caities the dentist fnds.
fnds.
2n 3our last isit to the
2n 3our last isit to the dentist * caities were !ound.dentist * caities were !ound. -hat was the cost o! 3our isit$
%orrect answer&
%orrect answer& '' *50 *50 leel&1leel&1
.. sshh cc
((
qq))
=
=
22qq+
+
155155√ √ qq+
+
2,0002,000 com,an3 manu!actures ookcases
com,an3 manu!actures ookcases. he !unction . he !unction aoe giesaoe gies
the cost %(/) in dollars o! ,roducing
the cost %(/) in dollars o! ,roducing qq ookcases. -hat is ookcases. -hat is the fxed cost o! ,roduction e!ore an3 ookcases are ,roduced$
the fxed cost o! ,roduction e!ore an3 ookcases are ,roduced$
%orr
%orrect ect answer& answer& *000 *000 leel&*leel&*
".
". he !olhe !ollowlowing e/uing e/uatiation showon shows the heighs the heightthh in meters aoe the in meters aoe the
ground o! a !ootall
ground o! a !ootall t t seconds a!ter a ,articular kick. seconds a!ter a ,articular kick.
h
h
=
=
0.30.3+
+
5.55.5t t−
−
4.94.9t t 22-hat was the height o! the !ootall
-hat was the height o! the !ootall at the moment o! the kick$at the moment o! the kick$
%orr
%orrect ect answer& answer& 0. 0. meters meters leel&*leel&*
6.
6. BB
((
nn))
=
=
22nn iinnaarr3 3 ccoodde e wwoorrd d oo! ! lleennggtthh nn iis s a a ssttrriinng g oo! ! 0077s s aannd d 1177ss
with
with nn didigigitts. s. FFor or eexaxamm,,lele 1100001 1 is is a a iinnarar3 3 cocode de woworrd d oo! !
length 4. he numer o! inar3 code words
length 4. he numer o! inar3 code words BB((nn) o! length) o! length nn isis
shown aoe. 8! the length is increased !rom
shown aoe. 8! the length is increased !rom nn to to nn+1 how man3+1 how man3
more inar3 code words will there e$
more inar3 code words will there e$
. . ** B. B. 22nn %. %. 22nn++11 9. 9. 44nn %orr
%orrect ect answer& answer& B B leel& leel& **
#.
#. F F
((
t t))
=
=
1,5001,500((
1.0451.045))
t t he !uture he !uture aluealue F F ((t t ) o! an inestment a!ter) o! an inestment a!ter t t 3ears is gien 3 3ears is gien 3
the !unction defned aoe. -hat is the initial
the !unction defned aoe. -hat is the initial alue o! thealue o! the
inestment$
inestment$
%orr
10.
10. RR
((
qq))
=−
=−
0.310.31((
qq−
−
260260))
22+
+
18,50018,500 shoe manu!acturer determines that its monthl3 reenue
shoe manu!acturer determines that its monthl3 reenue RR((qq))
in dollars is
in dollars is gien 3 gien 3 the !unction defnethe !unction defned d aoaoe wheree whereqq is the is the
numer o! ,airs o! shoes sold each month. -hat is the maximum
numer o! ,airs o! shoes sold each month. -hat is the maximum
alue o! the
alue o! the com,an37s monthl3 reenue$com,an37s monthl3 reenue$
%orr
%orrect anect answer& swer& 16500 16500 leel& *leel& *
11. 11. P P
=
=
$$150150((
1 1−
−
((
11 1.03 1.03))
10 10 0.03 0.03))
he e/uation aoe gies
he e/uation aoe gies the ,resent the ,resent aluealuePP o! an inestment o! an inestment
that ,a3s the inestor '150,er 3ear !or 1010
that ,a3s the inestor '150,er 3ear !or 1010 3ears. he ,resent3ears. he ,resent
alue is the dollar
alue is the dollar amount that is e/ual to the series o! !utureamount that is e/ual to the series o! !uture
,a3ments. 8! the ,a3ments are changed !rom '150 to '"5 what is
,a3ments. 8! the ,a3ments are changed !rom '150 to '"5 what is
the e:ect on the ,resent alue
the e:ect on the ,resent alue PP$$
.
. the ,resent alue sta3s the the ,resent alue sta3s the samesame
B.
B. the ,resent alue is haledthe ,resent alue is haled
%.
%. the ,resent alue doulesthe ,resent alue doules
9.
9. the ,resent alue increases 3 ;the ,resent alue increases 3 ; %orrect
%orrect nswer& nswer& B B leel& leel& **
1*.
1*. PP
((
qq))
=−
=−
0.010.01((
qq−
−
250250)(
)(
qq−
−
8080))
he e/uation aoe gieshe e/uation aoe gies the ,roftthe ,roft PP((qq) in dollars earned 3 a) in dollars earned 3 a
cu,cake aker3 when
cu,cake aker3 when qq cu,cakes are ,rcu,cakes are ,roduced. -hat is the oduced. -hat is the estest
inter,retation o! the numer 6060 in
inter,retation o! the numer 6060 in this context$this context$
.
. 60 is a numer o! cu,cakes !or which the ,roft is e/ual to 60 is a numer o! cu,cakes !or which the ,roft is e/ual to '0.'0.
B.
B. 60 is the numer o! cu,cakes that corres,onds to the maximu60 is the numer o! cu,cakes that corres,onds to the maximu ,roft.
,roft.
%.
%. 60 60 iis s ththe e nnumumeer r o! o! cucu,,cacakkes es tthahat t cocorrrreses,o,ondnds s tto o ththee minimum ,roft.
minimum ,roft.
9.
9. '60 is the '60 is the maximum ,rmaximum ,roft in dollars.oft in dollars. %orr
%orrect ect nswer& nswer& leel& leel& **
1.
1. mm<0.01<0.01 x x **=0.0#=0.0# x x +161.5+161.5
>ehmet ex,erimented with the numer o! grams (g)
>ehmet ex,erimented with the numer o! grams (g) o! sugar thato! sugar that would dissole in a s,ecifc olume o!
would dissole in a s,ecifc olume o! water at di:erentwater at di:erent tem,eratur
tem,eratures. He modeled his es. He modeled his results using the aoe e/uation toresults using the aoe e/uation to re,resent the numer o! grams
water was
water was x x degrees %elsius (?%). -hat is degrees %elsius (?%). -hat is the est inter,retation o!the est inter,retation o! the 161.5 in >ehmet7s e/uation$
the 161.5 in >ehmet7s e/uation$ .
. 8n his ex,8n his ex,erimeeriment a maximnt a maximum o! 161.5g o! sugum o! 161.5g o! sugar dissoar dissoled in theled in the water.
water. B.
B. 88n n hihis s eexx,e,errimimenent t 0g 0g oo! ! ssugugar ar ddisisssololeed d whwhen en ththe e wwataterer tem,eratur
tem,erature e was 161.5?%.was 161.5?%. %
%.. 88n n hhiis s eexx,,eerriimmeenntt wwhheen n tthhe e wwaatteer r tteemm,,eerraattuurree was 0?% 161.5g o! sugar dissoled.
was 0?% 161.5g o! sugar dissoled. 9.
9. 8n 8n hihis s exex,er,erimimenent t ththe e mamaxiximumum m nunummer er o! o! grgramams s o! o! susugagarr dissoled when the water tem,erature was 161.5?%.
dissoled when the water tem,erature was 161.5?%. %orrect
%orrect nswer& nswer& % % leel& leel& **
14.
14. T T ((r r )<)< 7272 rr he @
he @ule o! "* estimates the timule o! "* estimates the timee T T ((r r ) in 3ears needed !or an) in 3ears needed !or an inestment to doule when the annual interest rate is
inestment to doule when the annual interest rate is r r ; as shown; as shown in the !unction aoe. -hich o!
in the !unction aoe. -hich o! the !ollowing is the est the !ollowing is the est descri,tiondescri,tion o! the numer "* in
o! the numer "* in this context$this context$ .
. "* is the tim"* is the time needed !oe needed !or an3 inr an3 inestmestment to douent to doule.le. B.
B. "* "* is the numeis the numer r o! 3earo! 3ears s neeneeded !or an ded !or an ininestestmement to nt to doudoulele when the annual interest rate is 1;.
when the annual interest rate is 1;. %.
%. "* is the m"* is the maximum numaximum numer o! 3ears er o! 3ears it can takit can take !or an inee !or an inestmentstment to doule.
to doule. 9.
9. "* "* is the is the numnumer o! er o! 3ea3ears needers needed d !or an !or an ininestestmement to nt to doudoulele when the annual interest rate is *;.
when the annual interest rate is *;. %orrect
%orrect nswer& nswer& B B leel& leel&
15. 15. A A(( x x )< =)< = 11 4 4 ( ( x x =*5)=*5) * *+*5+*5 he area
he area A A(( x x ) o! a ) o! a rectangular enclosurrectangular enclosure that can e that can e made !rom ae made !rom a limited amount o! !encing is shown aoe where
limited amount o! !encing is shown aoe where x x is the length o! is the length o! one o! the sides o!
one o! the sides o! the enclosure measurthe enclosure measured in !eet. -hat is ed in !eet. -hat is thethe maximum area that can e enclosed$
maximum area that can e enclosed$ %
%oorrrreecct t nnsswweerr& & **5 5 ss/ / !!t t lleeeell& &
1.
1. -ilma cr-ilma created the !ollowing !ormeated the !ollowing !ormula to model the distanceula to model the distance dd inin inches aoe the Aoor o! her um, a!ter
inches aoe the Aoor o! her um, a!ter t t seconds had ,assed. seconds had ,assed. d
d<144<144t t (0.5=(0.5=t t ))
-hat is the est inter,retation o! the numer 0.5 in
-hat is the est inter,retation o! the numer 0.5 in this e/uation$this e/uation$ .
. -il-ilma umma um,ed !r,ed !rom an initom an initial heigial height o! 0.5 inchht o! 0.5 inches.es. B.
B. -ilma -ilma landed on landed on the grthe ground 0.5 secoound 0.5 seconds a!tnds a!ter she umer she um,ed.,ed. %.
%. -il-ilma um,ma um,ed with an inited with an initial elociial elocit3 o! 0.5 inches ,er set3 o! 0.5 inches ,er secondcond.. 9.
9. -il-ilma7s um, reachma7s um, reached a ed a maximaximum distanmum distance o! 0.5 ce o! 0.5 incheinches aoes aoe the Aoor.
the Aoor. %orrect
1".
1". PP((t t )<*5)<*5
((
22))
1.061.06t the numer o! 3east
he numer o! 3east cellscells PP((t t ) in a culture a!ter) in a culture a!ter t t da3s is modeled da3s is modeled 3 the e/uation shown aoe. !ter how man3 da3s will the
3 the e/uation shown aoe. !ter how man3 da3s will the ,o,ulation doule in
,o,ulation doule in siCe$ @ousiCe$ @ound the nd the answer to the nearest tenth.answer to the nearest tenth. %orrect
%orrect nswer& nswer& 1.1 1.1 leel& leel&
16
16.. hhe e e/e/uauatition on eelolow w momodedels ls ththe e heheigightht hh in in !e!eet et aaooe e ththee w
watater er !o!or r a a cacale le in in a a sususs,e,ennssioion n rrididgge e at at a a hhooririCoContntalal distance
distance x x in !eet !rom the eginning o! in !eet !rom the eginning o! the s,an.the s,an. h
h<0.000*(<0.000*( x x =1#55)=1#55)**+100+100
How man3 !eet aoe the water is the
How man3 !eet aoe the water is the lowest ,oint on the cale$lowest ,oint on the cale$ %o
%orrrrecect t nnswswerer& & 10100 0 !e!eet et leleeel& l&
1#.
1#. PP((ss)<=()<=(ss==aa))**++bb
he D
he DerkesE9erkesE9odson law ,rodson law ,redicts that the redicts that the relationshi, etween strelationshi, etween stressess leel
leel ss and ,er!ormance and ,er!ormance P P((ss) o! a dicult task can ) o! a dicult task can e modeled 3e modeled 3 a !unction o! the !orm shown aoe where
a !unction o! the !orm shown aoe where aa and and bb are constants are constants related to the measures o! stress and ,er!ormance !or a ,articular related to the measures o! stress and ,er!ormance !or a ,articular task. -hat is the est inter,retation o!
task. -hat is the est inter,retation o! aa in this context$ in this context$ .
. aa is the leel is the leel o! stress at which ,er!ormance is minimal.o! stress at which ,er!ormance is minimal. B.
B. aa is the leel is the leel o! ,eak ,er!ormance.o! ,eak ,er!ormance. %.
%. aa is the leel is the leel o! stress at which ,er!ormance is maximal.o! stress at which ,er!ormance is maximal. 9.
9. aa is the leel o! stress at which ,er!ormance is is the leel o! stress at which ,er!ormance is 11 2
2 o! maximal o! maximal ,er!ormance.
,er!ormance. %orrect
%orrect nswer& nswer& % % leel& leel&
*0.
*0. F F ((t t )<)<
((
0.950.95))
t t 22he !unction
he !unction F F ((t t ) defned aoe gies ) defned aoe gies the ,ercentage o! in!ormationthe ,ercentage o! in!ormation 9ianna retained
she did not work on her
she did not work on her lines again what is the est lines again what is the est descri,tiondescri,tion o! 0.#5 in this
o! 0.#5 in this context$context$ .
. 9iann9ianna will !ora will !orget #5; o! wget #5; o! what she rhat she retainetained one da3 aed one da3 ago.go. B.
B. 9iann9ianna will !orga will !orget #5; o! what she ret #5; o! what she retainetained two da3s aged two da3s ago.o. %.
%. 9ianna will 9ianna will rememrememer #5; oer #5; o! what s! what she rhe retained one etained one da3 ago.da3 ago. 9.
9. 9ianna will r9ianna will rememer #5; ememer #5; o! what sho! what she retained e retained two da3s agotwo da3s ago.. %orrect
%orrect nswer& nswer& 9 9 leel& leel& 44
*
*11.. hhe e aammoouunnt t oo! ! wwaatteer r aa,,oorr v v ((iin n ggrraammss)) tthhaat t wwiillll saturate 1 kilogram o! dr3 air when the tem,erature is
saturate 1 kilogram o! dr3 air when the tem,erature is dd degrees degrees %elsius is a,,roximated 3 the !ollowing e/uation.
%elsius is a,,roximated 3 the !ollowing e/uation. v
v <4.04<4.04⋅⋅1.0"1.0" x x
For each increase o! 1
For each increase o! 1 degree what is the ,ercent increase in degree what is the ,ercent increase in thethe amount o! water a,or re/uired to saturate the
amount o! water a,or re/uired to saturate the air according to thisair according to this model$
model$
(9o not t3,e the ,ercent sign.) (9o not t3,e the ,ercent sign.)
%
%oorrrreecct t nnsswweerr& & " " ; ; lleeeell& & 44
**.
**. he administratorhe administrators o! a !actor3 modeled the cums o! a !actor3 modeled the cumulatie aerageulatie aerage construction time in minutes ,er engine com,onent as a !unction construction time in minutes ,er engine com,onent as a !unction o
o! ! tthe he ttototal al nnumumeer r o! o! cocomm,o,onenennts ts ththeieir r emem,,lolo33eeees s hhadad constructed
constructed nn using the !ollowing !unction& using the !ollowing !unction& T
T ((nn)<.5+")<.5+"⋅⋅0.#0.# n n
-hat was the cumulatie aerage time !or an em,lo3ee to construct -hat was the cumulatie aerage time !or an em,lo3ee to construct one engine com,onent when the3 frst egan$
one engine com,onent when the3 frst egan$ %o
%orrrrecect t nnswswerer& & 1010.5 .5 miminunutetes s ,e,er r enengigine ne cocom,m,ononenentt leleeel&l& 4
4
*.
*. r r <0.5(1.*)<0.5(1.*)θθ
certain t3,e o! mollusk has a
certain t3,e o! mollusk has a shell in the sha,e o! shell in the sha,e o! a s,iral asa s,iral as shown elow. he distance
is modeled 3 the e/uation aoe where
is modeled 3 the e/uation aoe where θθ is the angle in radians is the angle in radians measur
measured counterclockwise !rom the ,ositie ed counterclockwise !rom the ,ositie xx x x Eaxis to the sameEaxis to the same ,oint on the s,iral. -hat is the est descri,tion o! 0.5 in this
,oint on the s,iral. -hat is the est descri,tion o! 0.5 in this !ormula$
!ormula$
. 0.5 is the rate o!
. 0.5 is the rate o! increase o! the radius ,er *increase o! the radius ,er *π π radians. radians. B. 0.5 is the ratio o! radii that di:er 3 *
B. 0.5 is the ratio o! radii that di:er 3 *π π radians. radians. %. 0.5 units is
%. 0.5 units is the length o! the radius corres,onding tothe length o! the radius corres,onding to θθ<0.<0. 9. 0.5 units is the
9. 0.5 units is the length o! the radius corres,onding tolength o! the radius corres,onding to θθ<*<*π π .. %orrect
%orrect nswer& nswer& % % leel& leel& 44
*4
*4.. ccccorordiding ng to to BeBerrnonoululli7li7s s e/e/uauatition on eelolow w ththe e ,r,rododucuct t o! o! ththee area
area A A11 o! a crossEsection o! a hose at a ,articular ,oint and the o! a crossEsection o! a hose at a ,articular ,oint and the
elocit3
elocit3 V V 11 o! water traeling through the hose at that ,oint will o! water traeling through the hose at that ,oint will
e e/ual to the ,roduct o! the area
e e/ual to the ,roduct o! the area A A** o! a second crossEsection o! a second crossEsection
o! the same hose at a second ,oint and the elocit3
o! the same hose at a second ,oint and the elocit3 V V ** o! water o! water
traeling through the hose at the second ,oint. traeling through the hose at the second ,oint. A
A11V V 11<< A A**V V **
8! someone coers 8! someone coers 11
4
4 o! the o,ening o! a hose how will the o! the o,ening o! a hose how will the elocit3 o! the water coming out o!
elocit3 o! the water coming out o! the hose change$the hose change$ .
will e will e 11
4
4 o! the elocit3 o! the elocit3 through the !ull o,ening.through the !ull o,ening. B.
B. he elohe elocit3 o! cit3 o! the watethe water r thrthrougough h the ,artthe ,artialiall3 coerl3 coered o,enied o,eningng will e
will e 33 4
4 o! the elocit3 through the !ull o! the elocit3 through the !ull o,ening.o,ening. %.
%. he elohe elocit3 o! cit3 o! the watethe water r thrthrougough h the ,artthe ,artialiall3 l3 cocoerered ed o,eo,eninningg will e
will e 44 3
3 o! the elocit3 through the !ull o! the elocit3 through the !ull o,ening.o,ening. 9.
9. he elocihe elocit3 o! the water thrt3 o! the water through the ,artough the ,artiall3 coeiall3 coered o,ered o,eningning will e 4 times the
will e 4 times the elocit3 through the !ull o,ening.elocit3 through the !ull o,ening. %orrect
%orrect nswer& nswer& % % leel& leel& 44
*5.
*5. PP((t t )<400(1.5))<400(1.5)t t
Biologists stock
Biologists stocked a lake with a new ed a lake with a new s,ecies o! fsh. he numer o!s,ecies o! fsh. he numer o! the new s,ecies o! fsh in
the new s,ecies o! fsh in the lakethe lake P P((t t )) t t 3ears a!ter eing 3ears a!ter eing stockedstocked is shown aoe. How man3 fsh did the iologists initiall3
is shown aoe. How man3 fsh did the iologists initiall3 add to theadd to the lake$
lake$
%orrect
%orrect nswer& nswer& 400 400 leel& leel& 44
*.
*. A A(( x x ) <) < 20,00020,000
+
+
0.150.15 x x xx
doughnut !ranchise has determined that its aerage cost ,er unit doughnut !ranchise has determined that its aerage cost ,er unit (doughnut)
(doughnut) A A(( x x ) is gien 3 ) is gien 3 the aoe !unction wherethe aoe !unction where x x is the is the numer o! units
numer o! units ,roduced,roduced x x G0. -hich o! the !ollowing estG0. -hich o! the !ollowing est
descries what ha,,ens to the aerage cost ,er doughnut as the descries what ha,,ens to the aerage cost ,er doughnut as the numer o! doughnuts
numer o! doughnuts ,rodu,roduced increases$ced increases$ .
. he ahe aerage cerage cost geost gets clots closer and ser and closer closer to 0.to 0. B.
B. he aerhe aerage cost geage cost gets closets closer and closer tr and closer to '0.15 ,er dougo '0.15 ,er doughnut.hnut. %.
%. he ahe aerage erage cost cost is '0.1is '0.15 ,er d5 ,er doughnoughnut.ut. 9
9.. hhe e aaeerraagge e ccoosst t ggeetts s cclloosseer r aannd d cclloosseer r tto o ''**0000000 0 ,,eerr doughnut.
%orrect
%orrect nswer& nswer& B B leel& leel& 44
*".
*". @@eem is eem is a a test drier !or test drier !or an automoan automoile ile com,com,an3an3. . he !ollowinghe !ollowing !ormula gies the total distance
!ormula gies the total distancedd in !eet that @eem droe a in !eet that @eem droe a luxur3 car in the frst
luxur3 car in the frst t t seconds a!ter idling at a s,eed o! 0 miles seconds a!ter idling at a s,eed o! 0 miles ,er hour u, to the time when she ,assed a ,articular sa!et3 ,er hour u, to the time when she ,assed a ,articular sa!et3 cone.
cone. d
d<15.#<15.#t t **
%om,ared to the time it took @eem to ,ass the sa!et3 cone how %om,ared to the time it took @eem to ,ass the sa!et3 cone how long did it take to ,ass a
long did it take to ,ass a sensor that wassensor that was 44 9
9 o! the distance !rom o! the distance !rom the start$
the start$ .
. 1616 81
81 o! the time it o! the time it re/uirre/uired to ,ass the coneed to ,ass the cone
B. B. 44
9
9 o! the time it o! the time it re/uirre/uired to ,ass the coneed to ,ass the cone %.
%. 22 3
3 o! the time it o! the time it re/uirre/uired to ,ass the coneed to ,ass the cone
9. 9. 99
4
4 o! the time it o! the time it re/uirre/uired to ,ass the coneed to ,ass the cone %orrect
%orrect nswer& nswer& % % leel& leel& 44
*6.
*6. hhe e temtem,er,eratuaturere T T iin n ddeeggrreeees s %%eellssiiuus s oo! ! a a cchhiilllleed d ddrriinnkk a!ter m
a!ter mmm miminunutetes s sisittttining g on on a a tatalle e is is gigieen n 3 3 ththe e !o!ollllowowiningg !unction. !unction. T T ((mm)<*=*6)<*=*6⋅⋅ =0.05 =0.05mm
-hat is the est inter,retation o! the numer * in
-hat is the est inter,retation o! the numer * in this !unction$this !unction$ .
. he drhe drink is orink is originaiginall3 * degll3 * degreerees %elss %elsius.ius. B.
B. er3 * er3 * minutes tminutes the tem,erathe tem,erature wure warms arms 3 degr3 degrees %elsius.ees %elsius. %.
%. !!teter r * * mmininututeses ththe e drdrinink k wiwill ll !u!ullll3 3 wawarrm m to to ththe e amamiienentt tem,erature.
9
9.. !!teter r ssitittiting ng !o!or r a a eerr3 3 lolong ng ttimime e tthe he ddrirink nk wwilill l wawarrm m uu,, to * degrees %elsius.
to * degrees %elsius. %orrect
