Math, asked by girishsoni198, 5 months ago

Prove that
sin⁴Φ-cos⁴Φ=sin²Φ-cos²Φ

Answers

Answered by sanya2004srivastav

1

Answer:

Step-by-step explanation:

prove that cot3A=

1−3cot

2

A

3cotA−cot

Answered by danishjibran

2

Hope this answers the question

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