Multiple Choice Question (MCQ)
If (x + 1)^2 − (x − 1)^2 = 32, what is the value of x ?

×
4

×
6

✓
8

×
10

×
12
If (x + 1)^2 − (x − 1)^2 = 32, what is the value of x ?
4
6
8
10
12
Given
(x + 1)^2 − (x − 1)^2 = 32
Using the difference of squares formula to simplify the left hand side
2x\cdot 2 =32
It turns out the equation is a linear equation. Solving for x gives
Therefore, C is correct