Question 1

The graph of $y =  - 3{x^2} + 4x - 2$ can be best described as...

Accepted Answer

Vertically Compressed

Answer

Neither VC nor VS

Answer

Vertically Stretched

Question 2

The graph of $y =  - \frac{1}{8}{x^2} + 4x - 2$ can be best described as...

Accepted Answer

Vertically Stretched

Answer

Neither VC nor VS

Answer

Vertically Compressed

Question 3

Which of the following is true of the graph of  $y =  - 3{x^2} + 4x - 2$

Accepted Answer

opens down, and has a maximum

Answer

opens up, has a maximum

Answer

opens down, has a minimum

Answer

opens up, has a minimum

Question 4

Which of the following is the Axis of Symmetry for the graph of $y =  - 3{x^2} + 4x - 2$

Accepted Answer

$\frac{2}{3}$

Answer

$ \frac{4}{3}$

Answer

$ - \frac{2}{3}$

Answer

$ - \frac{4}{6}$

Question 5

Which of the following represents a quadratic function whose parabola has a minimum?

Accepted Answer

$y =   2(x + 1)(x - 5)$

Answer

$y =  - \frac{1}{2}{x^2} + 5x - 6$

Answer

$y = -2{(x + 1)^2} + 5$

Question 6

Which of the following has a vertex $(-4,7)$

Accepted Answer

$y = 2{(x + 4)^2} + 7$

Answer

$y = 2(x + 4)(x - 7)$

Answer

$y = -2{(x - 4)^2} + 7$

Answer

$y = 2{(x - 4)^2} + 7$

Question 7

Given the equation $y = -2(x - 1)(x + 7) $ what are it's zeros (x - intercepts)?

Accepted Answer

$1$ and $-7$

Answer

$2$ and $-14$

Answer

$-1$ and $7$

Answer

$-2$ and $14$

Question 8

A certain quadratic has x - intercepts at  0 and 6. Which of the following functions could represent this in intercept form?

Accepted Answer

$y = x(x - 6)$

Answer

$y = x(x + 6)$

Answer

$y = {(x - 6)^2}$

Answer

$y = {(x + 6)^2} $

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