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Exam 3 245 practice Disclaimer. The actual test does not mirror this ...

Exam 3 245 practice Disclaimer. The actual test does not mirror this ...

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Answer Key<br />

Testname: <strong>245</strong> 3_2T4_1EXAMP<br />

1)<br />

8<br />

6<br />

4<br />

2<br />

-8 -6 -4 -2 -2<br />

2 4 6 8 10<br />

-4<br />

-6<br />

-8<br />

2)<br />

20<br />

16<br />

12<br />

8<br />

4<br />

y<br />

-8 -6 -4 -2 -4<br />

2 4 6 8<br />

-8<br />

-12<br />

-16<br />

-20<br />

x<br />

3) A<br />

4) x 2 - 3x + 6 + - 9<br />

x + 2<br />

5) y = x + 6<br />

6) x3 + 3x2 + 3x + 1<br />

7) y = x - 18<br />

8) x2 - 3x + 3<br />

9) x3 + 2x2 + 3x + 1<br />

10) 62 + 47i<br />

11) 2.0 liters<br />

12) -11 - 3i<br />

13) x 2 + x + 1<br />

14) 365 kg<br />

15) 8.6 amperes<br />

16) $264.00<br />

17) No<br />

18) -98<br />

19) f(x) = (x + 3)(2x 3 - 7x 2 + 6x - 15) + 45<br />

20) f(x) = (x + 1)(3x 2 - 4x + 6) + 1<br />

21) No<br />

22) -2i, 2i, 6, -6<br />

23) 3, - 3i, 3i, - 3<br />

24) -2i, 2i, 7, -7<br />

17

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