Free Printable How much do you learn about Quadratic Function

1.

The roots of a quadratic equation are 8 and -8. What is the equation?

a)

x2 + 64 = 0

b)

x2 – 64 = 0

c)

x2 – 8 = 0

d)

x2 + 8 = 0

2.

$What\ are\ the\ values\ ofa,b,andc\ \ in\ the\ equation\ 6x=2x^2+1?$

a)

a. a = -2 b = -6 c = 1

b)

b. a = 2 b = -6 c=0

c)

c. a = -2 b = 6 c. = -1

d)

d. a = 2 b = -6 c. = 1

3.

What are the possible roots of (x – 3 ) ( x – 4 ) = 20

a)

-1

b)

8

c)

4

d)

5

4.

Which of the following has roots of -3 and 7?

a)

$x^2+4x–21=0$

b)

$x^2–4x+21=0$

c)

$x^2–4x–21=0$

d)

$d.x^2+4x+21=0$

5.

Find the product of the roots of 2x² = x + 3.

(a)

6.

The graph of a quadratic function is called

a)

a line

b)

a parabola

c)

a hyperbola

d)

a cubic

7.

What is the vertex of this function?

a)

(0, -3)

b)

(-2, 5)

c)

(1, -4)

d)

{-1, 3}

8.

What are the green dots called?

a)

solutions

b)

zeros

c)

x-intercepts

d)

roots

9.

When a parabola opens downward the vertex is.

a)

a minimum

b)

a vertex

c)

a maximum

d)

a parabola

10.

What is the green dashed line called?

a)

roots or x-intercepts

b)

axis of symmetry

c)

parabola

d)

line of dashes

How much do you learn about Quadratic Function

Total questions: 10

Worksheet time: 8mins

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