Math, asked by imrani1, 1 year ago

prove that!!!!☺☺

cos^4 - sin^4 = cos^2 - sin^2 =2 cos^2.

Anonymous: Rhs =2cos^2 hi h question??!

sahirkhan9596: Right boss's

sahirkhan9596: Oye sun mujhe help chaheye Teri

Answers

Answered by sahirkhan9596

0

I hate this chapter in math

......... trigonometric

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