Solving Algebraic Equations

What is one of the solutions to this equation?
(2x - 1)² = 49

• 7
• -7
• -4
• -3

• 2(x + 4)(x - 2) = 0;   x = -4, 2

• 2(x + 8)(x - 2) = 0;   x = -8, 2

Factor and Solve:

m² − 100 = 0

• m = 50 , −50

• m = 10

• m = 10, −10

• m = −10

Solve the following quadratics equation

x² + 4x + 1 = 0

• x = -2 ± √3

• x = -3 ± √2

• x = 2 ± √3

• x = 2 ± √2

Solve by method of your choice.

x² + 10x = -9

• 1 and -12

• -1 and -9

• 1 and -9

• 1 and -1

How many solutions does the following equation have?

x² - 6x + 9 = 0

• Two

• One

• None

• Cannot be determined

Determine the number of solutions

|x+2|=0

• One

• Two

• None

• Cannot be determined

Match the following

Groups:

(a) One Solution

,

(b) Two Solutions

,

(c) No Solution