Math, asked by vansh718, 1 year ago

cosA-sinA/cosA+sinA

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Answered by aryan517928

1

Step-by-step explanation:

this is your answer

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Answered by hancyamit2003

0

Cos A - SinA/ CosA+SinA

=[(CosA-SinA)/(CosA+SinA)]×[(CosA-SinA)/(CosA-SinA)]

=(CosA-SinA)^2/Cos^2(A)-Sin^2(A)

=1-2SinACosA/2Cos^A-1

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