Free Printable INTRODUCTION TO QUADRATIC EQUATIONS

1.

Which of the following best describes a quadratic equation?

a)

A quadratic equation is an equation with a degree of 1.

b)

A quadratic equation is an equation with a degree of 2.

c)

A quadratic equation is an equation with a degree of 3.

d)

A quadratic equation is an equation with a degree of 4.

2.

In the equation $ax^{2\ }+bx\ +\ c\ =\ 0$ , a must not be equal to ____

a)

0

b)

1

c)

-1

d)

1/2

3.

Which of the following is a quadratic equation?

a)

$3x\ -\ 7\ =\ 14$

b)

$5t^{3\ }-\ 2t^{2\ }+\ t\ -10\ =\ 0$

c)

$m^{2\ }-5m\ +\ 6\ =\ 0$

d)

$\frac{x}{2}+\frac{y}{3}=\ 1$

4.

The values of a, b and c in the quadratic equation $ax^{2\ }+bx\ +\ c\ =\ 0$ must be in the set of _________.

a)

Complex Numbers

b)

Integers

c)

Rational Numbers

d)

Real Numbers

5.

In the equation $x^{2\ }+\ x\ -\ 6\ =0$ , the value of a is ___.

a)

0

b)

1

c)

-1

d)

cannot be determined

6.

In the quadratic equation $2x^{2\ }+11x-40=0$ , the value of b is _______.

a)

2

b)

11

c)

40

d)

-40

7.

A quadratic equation is said to be in its standard form if the equation is written on __________

a)

$ax\ +\ by\ =\ c$

b)

$ax^{3\ }+\ bx^{2\ }+cx\ +\ d\ =\ 0$

c)

$ax^{2\ }+\ bx\ +\ c\ =\ 0$

d)

$ax^{2\ }+\ bx\ =\ c$

8.

In the equation $x^{2\ }-36\ =0$ , the value of b is ______.

a)

cannot be determined

b)

1

c)

-1

d)

0

9.

Which of the following mathematical concept/s can be used to get the values of a, b and c of the equation $\left(x-5\right)\left(x+1\right)=0$ ?

a)

PEMDAS

b)

FOIL Method

c)

Neither of PEMDAS or FOIL Method

d)

Both PEMDAS and FOIL Method

10.

In the given equation $\left(2x-5\right)\left(3x+9\right)=0$ , find the value of b.

a)

3

b)

-3

c)

33

d)

-33

INTRODUCTION TO QUADRATIC EQUATIONS

Total questions: 10

Worksheet time: 6mins

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