Factorise the following 25x²-4y²

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Iamafish · Answer 1 · 2024-09-01T21:39:26+0000

Answer:

(5x + 2y)(5x - 2y)

Explanation:

This is the difference of two squares whose factorisation is

a² - b² = (a + b)(a - b)

25x² - 4y² =

= (5x)² - (2y)²

= (5x + 2y)(5x - 2y)