Question

Factorise x² - 64


If you know the answer please do it otherwise no need of doing anything.​

Answer 1

Answer:

$x {}^{2} - 64 = 0 \\ = > x {}^{2} - 8 {}^{2} = 0 \\ = > (x + 8)(x - 8) = 0$

Answer 2

Answer:

(x+8)(x-8)

Step-by-step explanation:

x²-64

(x)²-(8)²

identity-- a²-b²=(a+b)(a-b)

then using this identity

(x+8)(x-8)

hope u understand

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