Free Printable Solving Quadratics Practice

1.

Solve for the values of x:
(x - 3)(x + 6) = 0

a)

{ -3, -6 }

b)

{ 3, -6 }

c)

{ -3, -6 }

d)

{ 3, 6 }

2.

Solve: $2x^2-x-15=0$

a)

$x=-\frac{5}{2}$ and $x=3$

b)

$x=\frac{5}{2}$ and $x=-3$

c)

$x=\frac{5}{2}$ and $x=3$

d)

$x=-\frac{5}{2}$ and $x=-3$

3.

Solve: $5x^2-45=0$

a)

$x=3$

b)

$x=-3$

c)

$x=3$ and $x=-3$

d)

$x=0$ , $x=3$ , and $x=-3$

4.

Solve: $3x^2+7x-6=0$

a)

$x\ =\ 3$ and $x=-\frac{2}{3}$

b)

$x=-3$ and $x=\frac{2}{3}$

c)

$x=-3$ and $x=-\frac{2}{3}$

d)

$x=3$ and $x=\frac{2}{3}$

5.

Solve
x² + 2x - 24 = 0

a)

x = -6, x = 4

b)

x = 6, x = -4

c)

x = 12, x = -2

d)

x = 8, x = -3

6.

Solve
x² + 9x + 20 = 0

a)

x = -2, x = -10

b)

x = -3, x = -4

c)

x = -4, x = -5

d)

x = -4, x = -6

7.

Solve:
x² - 49 = 0

a)

x = -7, x = 7

b)

x = -7

c)

x = 7

d)

x = -7, x = 1

8.

Solve using square roots.
5b² - 4 = 41

a)

b = 9, b = -9

b)

b = 3, b = -3

c)

b = 8, b = -8

d)

no solution

9.

Solve: $x^2+8=28$

a)

No solution

b)

$x=\pm4\sqrt{5}$

c)

$x=\pm6$

d)

$x=\pm2\sqrt{5}$

10.

Solve by the Quadratic Formula:

$9u^2-11u+7=0$

a)

$\frac{-11\pm\sqrt{131}}{18}$

b)

$\frac{11\pm\sqrt{131}}{18}$

c)

$\frac{11\pm\sqrt{131}}{-18}$

d)

$\frac{11\pm i\sqrt{373}}{18}$

Solving Quadratics Practice

Total questions: 10

Worksheet time: 36mins

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