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College Algebra & Trigonometry, 2018a

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11.4. APPLICATIONS 531<br />

Section 5.2<br />

Part I<br />

1) −4(y − 6) = (x − 2) 2 3) 6x = y 2<br />

5) −14(x − 8.5) = (y − 1) 2 7) −10(y +0.5) = (x − 1) 2<br />

9) 2(y − 3) = (x − 1) 2 11) 5(y +1.25) = x 2<br />

13) 3(x − 1.25) = (y − 7) 2 25<br />

15) (x − 3) = (y +2)2<br />

4<br />

Part II<br />

1) V :(2, −1) 3) V :(2, −1) 5) V :(−3, −2)<br />

F :(2, 1) F :(3.5, −1) F :(−3, −3.25)<br />

D : y = −3 D : x =0.5 D : y = −0.75<br />

7) V :(−4, −8) 9) (x +4) 2 = −(y − 10) 11) (y +3) 2 = −8(x − 1)<br />

F :(−5.5, −8) V :(−4, 10) V :(1, −3)<br />

D : x = −2.5 F :(−4, 9.75) F :(−1, −3)<br />

D : y =10.25 D : x =3

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