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15 votes
15 votes
Factorise 4x^2-y^2 please help

User Nicolas Nobelis
by
2.2k points

1 Answer

11 votes
11 votes

Answer:

(2x + y)(2x - y)

Explanation:

1. Simplify the square 4x²:

(2x)² - y²

2. Apple the difference of two squares formula x² - y² = (x + y)(x - y):

(2x + y)(2x - y)

hope this helps!

User Darrol
by
3.3k points