Free Printable F1/SEM1 : Quadratc Equation

1.

Write Quadratic or Not Quadratic only.

9 = 5x²

(a)

2.

Determine the values of a, b, and c for the quadratic equation:

4x² – 8x = 3

a)

a=4 b=8 c=3

b)

a=4 b=-8 =3

c)

a=-4 b=-8 c=-3

d)

a=4 b=-8 c=-3

3.

Determine the values of a, b, and c for the quadratic equation:

16m² - 9 = 0

a)

a=-16 b=9 c=0

b)

a=16 b=9 c=0

c)

a=16 b=0 c=9

d)

a=16 b=0 c=-9

4.

What is a second degree polynomial equation?

a)

Linear Equations

b)

Quadratic Inequalities

c)

Quadratic Equations

d)

Quadratic Functions

5.

What is the other term for quadratic equations?

a)

Equation of degree 3

b)

Equation of degree 0

c)

Equation of degree 2

d)

None of the above

6.

Which of the following is NOT an example of quadratic equations?

a)

2x² - 3 = 2x

b)

-8x - 15 = -x²

c)

x + 3y = 45

d)

x² + 7x + 10 = 0

7.

What is the possible value of x in $x^{2^{ }}-81=0$

a)

$\pm$ 2

b)

$\pm$ 1

c)

$\pm$ 3

d)

$\pm$ 9

8.

The solutions of the quadratic equation
x²+2x-15=0 are

a)

x = 3 or x = 5

b)

x = 5 or x = -3

c)

x = -5 or x = 3

d)

x = -3 or x = -5

9.

What is this formula?

a)

This is the speed of light formula.

b)

This is the quadratic formula.

c)

This is the zero product property.

d)

Thermodynamics Formula

10.

The discriminant is

a)

aX² + bX + c

b)

b - 4ac

c)

b² - 4ac

d)

b² + 4ac

11.

For the function below, is the discriminant positive, negative, or zero?

___________

y = x² + 4x + 4

a)

Positive

b)

Negative

c)

Zero

d)

Not Sure

12.

If the discriminant is positive, then the solution will be

a)

one real solution

b)

two real solutions

c)

no real solutions

d)

one imaginary solution

13.

A function has a discriminant of 25.
______________
How many solutions does it have?

a)

0

b)

1

c)

2

d)

5

14.

The solution of the equation $2x^2-3x+5=7$ is...

a)

$x=\frac{1}{2}or\ x\ =\ 2$

b)

$x=\frac{1}{2}\ or\ x\ =\ -2$

c)

$x=-\frac{1}{2}\ or\ x=\ 2$

d)

$x=-\frac{1}{2}or\ x=-2$

15.

Factor:

x^2+6x+8

a)

$(x+4)(x+3)$

b)

$(x+2)(x+3)$

c)

$(x+4)(x+2)$

d)

$(x+5)(x+1)$

F1/SEM1 : Quadratc Equation

Total questions: 15

Worksheet time: 4hrs 45mins

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