Question

Factorize ${x}^{2} - 1$

Answer 1

Hey dear!

Here is yr answer.......


=> x² - 1

=> x² - 1²


[ x²-y² = (x+y) (x-y) ]

x = x , y = 1


=> (x+1) (x-1)


Hope it hlpz..

Answer 2

Hey mate!

Here's your answer!!
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Given: x² - 1

➡ This above mentioned equation is the difference of two squares.

a² - b² = (a - b) (a+b)

So, in general form..... x² - 1 can be....

x² - 1 = (x - 1)(x +1)
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