Question 1

What is a quadratic function?

Accepted Answer

$y = ax^2 + bx + c$

Answer

$y = ax - c^2$

Answer

$y = mx + b$

Answer

$y = ax + c$

Question 2

What is the shape of a quadratic function called?

Accepted Answer

Parabola

Answer

A "u"

Answer

Linear

Answer

Squiggle

Question 3

The vertex of a parabola:

Accepted Answer

Is the point that crosses the axis of symmetry

Answer

Is the highest point of the graph

Answer

Is the point that crosses the x-axis

Answer

Is the lowest point of the graph

Question 4

The axis of symmetry:

Accepted Answer

Is a vertical line that divides the parabola into two equal halves

Answer

Crosses the x-axis

Answer

Is the horizontal line that divides the parabola into two equal halves

Answer

Crosses the y-axis

Question 5

The graph opens up if

Accepted Answer

$a > 1$

Answer

$a = 0$

Answer

$b>1$

Answer

$a < 1$

Question 6

The graph opens down if

Accepted Answer

$a < 1$

Answer

$b<1$

Answer

$a = 0$

Answer

$a > 1$

Question 7

The parabola will be narrow if

Accepted Answer

$|a| > 1$

Answer

$|b| > 1$

Answer

$|b| < 1$

Answer

$|a| < 1$

Question 8

The parabola will be wide if

Accepted Answer

$|a| < 1$

Answer

$|a| > 1$

Answer

$|b| < 1$

Answer

$|b| > 1$

Question 9

What does "c" tell you in a quadratic equation?

Accepted Answer

The starting point of the graph

Answer

If the graph is narrow or wide

Answer

The end point of the graph

Answer

If the graph opens up or down

Question 10

When is the vertex of a parabola considered to be the minimum?

Accepted Answer

When the graph opens up, the lowest point of the graph

Answer

When the graph opens up, the highest point of the graph

Answer

When the graph opens down, the highest point of the graph

Answer

When the graph opens down, the lowest point of the graph

Question 11

When is the vertex of a parabola considered to be the maximum?

Accepted Answer

When the graph opens down, the highest point of the graph

Answer

When the graph opens down, the lowest point of the graph

Answer

When the graph opens up, the highest point of the graph

Answer

When the graph opens up, the lowest point of the graph

Question 12

How do you calculate the axis of symmetry using $y = ax^2 + bx + c$?

Accepted Answer

$x = -\frac{b}{(2a)}$

Answer

$x = \frac{a}{(2b)}$

Answer

$x = \frac{b}{(2a)}$

Answer

$x = -\frac{a}{(2b)}$

Question 13

How do you calculate the axis of symmetry using the x-intercepts?

Accepted Answer

$x = \frac{p + q}{(2)}$

Answer

$x = -\frac{p}{(q)}$

Answer

$x =- \frac{p+q}{(2)}$

Answer

$x = \frac{p - q}{(2)}$

Question 14

What are the x-intercepts?

Accepted Answer

The points that cross the x-axis

Answer

The points that cross the y-axis

Answer

The vertex

Answer

The origin (0, 0)

Question 15

Which of the following are NOT similar concepts of each other?

Accepted Answer

Vertexes

Answer

X-intercepts

Answer

Solutions

Answer

Zeros

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