Question

Factorise x²-36 step by step

Answer 1

Answer:

x²-6²

(x-6) (x+6)

using a²-b²=(a-b)(a+b)

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Answer 2

Answer:

(x + 6)(x - 6)

Step-by-step explanation:

36 = 6 x 6  = 6²

x² - 36

x² - 6²

a² - b² = (a + b)(a-b)

(x + 6)(x - 6)