Math, asked by christinainstax, 1 year ago

The value of (sin2 A-1) . Cos ec2 (90 degrees - A) is:

Answers

Answered by advsanjaychandak

4

(sin^2A-1)*cosec^2(90-A)

Cos^2A*sec^2A

cos^2A*1/Cos^2A

1 is the answer

darshan6434: this answer is wrong

darshan6434: answer is -1

Answered by darshan6434

1

Hope this helped you

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