Math, asked by moncyt204, 2 months ago

factorise x⁴-81Algebraic expressions

Answers

Answered by hakimsarah75

1

Step-by-step explanation:

x^4-81

(x^2)^2-(9)^2

(x^2+9)(x^2-9)

(x^2+9)(x+3)(x-3)

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