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Factorize Each of the Following Expression: X4 − 1 Answer 3 - Mathematics

Sum

Factorize each of the following expression:
x4 − 1

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Solution

\[x^4 - 1\]
\[ = ( x^2 )^2 - 1\]
\[ = ( x^2 + 1)( x^2 - 1)\]
\[ = ( x^2 + 1)(x + 1)(x - 1)\]

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APPEARS IN

RD Sharma Class 8 Maths
Chapter 7 Factorization
Exercise 7.5 | Q 32 | Page 17
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