Math, asked by ramnarayan7887, 17 days ago

यदि cos A=1/2 हो, तो cos 4A
का मान ज्ञात कीजिए।
[2018
3.
2

Answers

Answered by datars211gmilcom

0

Answer:

cosA=1/2

cos⁴A=(1/2)⁴

cos⁴A=1/16

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