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Factorization — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSFactorization2 Marks
Question
Solve:
$ x^4-625 $
✓

Answer

$ x^4-625 $
$ =\left(x^2\right)^2-25^2 $
$ =\left(x^2+25\right)\left(x^2-25\right) $
$ =\left(x^2+25\right)\left(x^2-5^2\right) $
$ =\left(x^2+25\right)(x+5)(x-5) $

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