(cos sq 67* -sin sq 23*) find value???????
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0...is the answer.. as-----> _______________________________ cos sq 67 ° is = sin sq 23°
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=>cos^2(90-23) - sin^23. cos (90- theta = sin theta)
=>sin ^2 23-sin^2
=> 0
I hope it helps you
=>sin ^2 23-sin^2
=> 0
I hope it helps you
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