Question

what is the hcf of x⁴ - y⁴ and x² + y²​

Answer 1

Step-by-step explanation:

Their HCF is

$x^{2} + y^{2}$

Answer 2

Answer:

The H.C.F of x⁴ - y⁴ and x² + y² is - 31540262

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