Math, asked by shweta6686, 2 months ago

If cosA=1/2 then the value of cos 2A is

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Answered by kamlaadhikari1960

0

cos2A = 1

Step-by-step explanation:

cosA = 1/2

cos 2A = 1/2

cos A = 1/2 * 2

cos A = 1

Answered by vidisha30

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