2Sin²A-cosA=2

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2Sin²A-cosA=2

Posted by Abhishek Kumar 1 year, 2 months ago

CBSE > Class 10 > Mathematics

2 answers

Abhishek Kumar 1 year ago

2sin²A-cosA=2 2(1-cos²A) -cos=2 2-2cos²A-cosA=2 -cosA(Cos-1) =0 -cosA=0 -cosA=cos90 A=90°

1Thank You

Suryansh Sirohi 1 year, 2 months ago

Something is incorrect in your question.

2Thank You

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