1.Given Y=2x^2-4x+3

find the vertex

(2, 3)

None of the above

(-1, 9)Find the equation of the line whose slope is2 and which passes through the point(-2,4).

y = 2x + 8

y = 2x

y = -2x + 4

None of the above

(1, 1)

2. Given Y=2x^2-4x+3

find Y- intercept

(0, - 3)

(0, 3)

None of the above

(3, 0)

3.Solve for x :

|2x + 4| = 16

x = 6 or x= -10

x = -6 or x = 10

x = 6

None of the above

4.Determine the Domain of :

f(x)=2/(8-x)(x+7)

5. Write the equation of the line whose slope is 1/3 and y-intercept is-3.Write the answer in slope-intercept form.

y = (1/3)x + 3

y = -3x + 1/3

y = (1/3)x - 3

None of the above

6. Find the equation of the line whose slope is2 and which passes through the point(-2,4).

y = 2x + 8

y = 2x

y = -2x + 4

None of the above

7.Solve the system of equations :

5x-3y=-34

2x+7y=-30

(8, 2)

(-8, -2)

(-2, 8)

None of the above

8. -----------

9. Given: f(x) = 6x+ 1,g(x) = 8x + 7

Find f(g(x))

10. Given:yvaries directlyas x and inverselyas z.

Find k(the constant of variation) when x = 6, z = -2 andy = -15.

k = 45

None of the above

k = 5/4

k = 5

11. Solve for x

9/4x+1/3=5/2x

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13. Given the formula for continuous compounding:

A=PE^rt

Find the amount of moneyaccumulated if you invested $10,000 at 5.4% interest for8 years compounded continuously.

Round your answer to the nearest penny.

None of the above

$15,403.35

$27,040.00

$1,540.00

14. -------------

15. Using your calculator, evaluate :

Round your answer to the nearest thousandth.

1.968

None of the above

6.539

4.533

16. -----------

17. Addthese two complex numbers :

(2 + 3i) + (-3 -i)

None of the above

10

-1 + 2i

5 + 4i

18. Subtract these two complex numbers :

(4+2i)-(5-3i)

19. Multiply these two complex numbers :

(4+2i)(5-3i)

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