Math, asked by kunal4411, 2 months ago

cos²A - cosA=0
please anser me

Answers

Answered by bandshailendra

0

Answer:

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Answered by gopalpvr

1

Step-by-step explanation:

cos²A - cosA=0

cos A( cos A-1) =0

cosA =0 or cosA-1=0

A=90° or cosA=1

or A= 0°

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