Math, asked by sanyabadnakar9358, 9 months ago

Factorisation of Cos power 4 -cos square +1

Answers

Answered by Anonymous

0

Step-by-step explanation:

Cos⁴ - Cos² + 1

Cos⁴ - 2Cos² + 1 + Cos²

(1 - Cos²)² + Cos²

Sin⁴ + Cos²

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