Free Printable QUADRATIC EQUATIONS

1.

iF THE DISCRIMINANT IS EQUAL TO ZERO. THE NATURE OF THE ROOTS WILL BE,

a)

REAL, IRRATIONAL, UNEQUAL

b)

REAL, RATIONAL, EQUAL

c)

REAL, RATIONAL, UNEQUAL

d)

IMAGINARY OR NO REAL ROOTS

2.

WHAT DO YOU CALL TO A SOLUTION FROM THE DERIVED EQUATION BUT NOT A SOLUTION FROM THE ORIGINAL EQUATION?

a)

ROOTS

b)

VALUES

c)

ANSWERS

d)

EXTRANEOUS ROOTS

3.

$D\ =\ b^2-4ac$ IS THE FORMULA OF THE _______ OF THE QUADRATIC EQUATION IN ONE VARIABLE.

a)

DETERMINANT

b)

DISCRIMINANT

c)

DISCRIMINATION

d)

DETERMINATION

4.

iF THE NATURE OF THE ROOTS ARE REAL, IRRATIONAL AND UNEQUAL, THE VALUE OF THE DISCRIMINANT IS _________.

a)

D IS GREATER THAN ZERO AND PERFECT SQUARE.

b)

D IS LESSTHAN ZERO.

c)

D IS GREATER THAN ZERO AND NOT PERFECT SQUARE.

d)

DISCRIMINANT IS EQUAL TO ZERO.

5.

$\ In\ \ \ ax^2\ +\ bx\ +\ c\ =\ 0,\ \ \ \ ax^2\$ is the __________.

a)

CONSTANT TERM

b)

QUADRATIC TERM

c)

LINEAR TERM

d)

SIMILAR TERMS

6.

The roots of $x^2\ -\ 4x\ +\ 4\ =\ 0$ is /are_______.

a)

{-2,2}

b)

{1,4}

c)

2

d)

-2

7.

$x\ =\ \frac{-b\ \pm\sqrt[]{b^2-4ac}}{2a}$ What do you call this formula?

a)

QUADRATIC FORMULA

b)

DISCRIMINANT

c)

LINEAR FORMULA

d)

DETERMINANT

8.

What will be the factors of $x^2\ -\ 7x\ +\ 12$ ?

a)

(x -6)(x-2)

b)

(x-4)(x-3)

c)

(x+4)(x+3)

d)

(x+6)(x+2)

9.

The value of $b^2\ -\ 4ac\$ is less than zero, the nature of the roots are

a)

Real, rational and equal

b)

Real, rational and unequal

c)

Real, irrational and unequal

d)

Imaginary or no real roots

10.

iT IS CALLED A SECOND DEGREE EQUATION.

a)

LINEAR EQUATION

b)

QUADRATIC EQUATION

c)

RATIONAL EQUATION

d)

FRACTIONAL EQUATION

QUADRATIC EQUATIONS

Total questions: 10

Worksheet time: 4mins

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