Question

Prove that : sin⁸x – cos⁸x = (sin²x - cos²x)(1 - 2sin²xcos²x)​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

.

${ \sin( \alpha ) }^{8} - { \cos( \alpha ) }^{8}$

(sin*4)²-(cos*4)²

(sin*4-cos*4)(sin*4+cos*4)

(sin²)²-(cos²)²(sin²)²+cos²)²)

solve this u get

(sin²-cos²)(1-2sin²xcos²x)