Question

Factor the expression below.

4x² - 1
A. (x - 1)(4x - 1)
B. (2xE 1)(2x + 1)
C. (x - 1)(4x + 1)
D. (2x - 1)(2x - 1).

Answer 1

The answer is (2x-1)(2x+1)

Explanation:

4x²-1 can be factorised using difference if two squares