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Unformatted text preview: _I,/4Thi.nkwell  Homework #3 Page i of i l Homework #3 Take:1  01130103 k Directions: This needs to be completed by Tuesday. February 5th. Please remember to print the homework. so that you
may record all of the correct answers. These are a great way to study tor your midterm and ﬁnal exam. Also
remember to access the quiz hints in Blackboard. Answers will he availabie on February 8th for you to review your work. 1) QED' 9273 Find the standard equation of the circle (14; )2 +( y 2 )2: 9
With radius 3 and center at (4,2). " '
x+4)+(y2)=3 None ot‘the above K...
2) me: 9302
iiiiiéi‘iui‘ié’ﬁﬁéf‘hﬁiiirfmm 0” “W / (a — 3f + (y 1)2 =
/’ (x+3)2 +(ytU2 =
('77P 3)2 +(y—1) =7
"7m + y 51?;
\‘F'I http://t!1in.kwell.comftwtest/printrandom.cfni?assessmentID:103742&take=1&isTWExerci... 1130:9008 Thinkwel] [ Homework #3 Page 2 of v: 3) OID: 9330 Use the x gaudyintercepts to determine
which ofthe following is the graph of y=x2+2xi3. http://Lhinkwel1.com/twtest/prinLrandom.cﬁn‘?assessmentID=I 03742&lake=1&is'l"WExerci... USO/2008 .J'nkwell  Hmuework #3 Page 3 of 11 4) DID: 43544 What is the center of the unit circle whose equation is (x+6>2+(y322=1 USU .mmdm'd coordinate pair rmlarfrm. L 3
n J
5) 010244444
Find the center and radius of the circle '(5_ 2) and, = 5
deﬁned by (K ‘5)2 + (y + 3f = 35‘ (5 2) and!“ =18
(—12) and)" = 36
(“(5:2) and—F13L‘ H ( I None ofthe above 6) ms: 44474
Find the _y~inlerccpt(s) For the equation y = 2x? _ 3x _ 5‘ 1:; 1
5
E
1 None of the above hnp:f/thinkwell.con1/1wtest/printraudom.cfm?assessment]D:l 03742&take=l&is’l‘WExerci... 1/ 301'2008 Thinkwell i Homework #3 Page 4 of K 7) QID: 54134 I" *5.. r—‘ ._ ﬂind the equation 01‘ the circle with radius 6 and center at the origi: a ’33 + y? = 35 5:37)“???
I/x2+y2=6
f (xv? = 6 None of the above 3) QID: 18460 What is the equation ofa circle formed by the set of all points 35:0; 1:233: + (y — 7}“
4 units away from the point (2.5)? ""/_ 2 "' "'2‘ u
(a 16=cr23 +975) ,_
PKWG 13‘?
«' 8=Ex+5)“ +cv+2>’ Nun: ofthc above http:/llhinkwcl].conﬂlwtcst/prinlrandom.cfm?assessmentlD: l 03742&lake=1&isTWExerci... 1/30/2008 Jinkwell  Homework #3 Page 5 of 1 l 9) 010: 13453
Which ofthe following equations would be represented by (y + 3)” s x + 3
this graph? / 2 )1 +1 {034% ex.
’5 . C warren—3%
’ + 3) + (x + 2)“ = 5
v ‘ u —o—’ http://thinkwell.com/twtestfprimrandom.efm?assessmemID=l03742&take=i&isTWExerci... 1/30/2008 Thinkwell J Homework #3 Page 6 0i 1D) QJD; 18464 Which nfthe following graphs would be represented by the
equation:
_1‘ = 6x — 2 http://lhinkwell.com/tmesI/prinnandom.cﬁn‘hssessmentl D:1 ()3 742&take=1&iSTWExerci... [#3019008 {linkwcll  Homework #3 Page 7 of I 1 11)QD:18466 d
Which ol‘lhcse graphs would be represented by the equation
.. 7 .
y=—.1x—2)‘ +3?
, I
g ,.
12) QID: 15470
What is the xintcrcept for the function ("I o ‘4 15
l5 = 3): 41y
3
it , I2
\_ x ’ I, http:f/thiukweIl.emu/[wtestlprintrandom.cfm‘?assessmentID:103742&takc=1&isTWExerci... 1/30/2008 lnlﬂKWCll  Homework FD 12) QED: 18470 What is the xinlercept for the function 5
S
15 = 3x 4y 1
,1
12 13) QID: 18472 l‘ind the yinlercept(s) for the equation [flHer multiple answers in emcending or'dm‘. separated by c'ommux. [funy number in the
annvcr ix no! an integer, enter 1'! as aﬁ‘acrion in .S'r'mpl'eﬂﬁn'm. \_/ \ l6 14)QD:18450 What is the center ol'a circle with the formula (73115.0)
17 .g "1+ _ 3,, (4.1.6.7)
_ :.7_~ a+__ ___7
“ l U " (2.5, 7.5)
‘5 r f,
15) QID: 18451
. I/rJ
What IS the radius ofa circle with the formula ' Q 6 __,
l /
36 (MP + {iv—3)! “H J},
20
9 hup:J/lhinkwell.cmn/tw1<:slfprintrandom.cfm?assessmentl[):l 03742&take=1&is'l‘WExcrci... Page a o. f30f2008 ,, hinkwell I Homework #3 Page 9 of l l 16) QID: 18465 Which ofthe following graphs would be represented by the
equation:
y : x2 + 5 l :m u n p. . .I : . u . n .1“ .n_‘..n‘ . n. m..“ Thinkwell  Homework #3 Page 1U ox % " ’ 1?} an): 1846?
Which ol‘the following graphs would be represented by the
cqualinn:
.1’ = l2—\‘ * 5 n
I l
n
!
m
i

!
18)QID:18465
What is the ximcrccpt for the function 3M
y : 4X 7 6 , ’ 1
‘ ‘ E‘ L ‘03/2/
I! l{ " 1/5 http://1hi:1kwell.com/twtesl/printrandom.cfm‘?assessmenllD=103742&lake=l&isTWExerci... 1/30/2008 Thinkweli  Homework #3 1B) QID: 18468 What is the xintercepl for the Function
y = 4x — 6 ,..r* 19)GID:18471 Find the yintercept for the equation 20 4
I2 21' + 4y = 20. None ofthn': above 3/4
1/2
3/2
US Page 11 ofll http://lh'mkweI.comftwteslfprintrandomxfm?asscssmemlD= l 03 742&take= l &iSTWExerci... 1/30/2008 ...
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 Spring '08
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