Evaluate cos theta upon sin(90°-theta) + sin theta upon cos ( 90 ° – theta )

Question

Evaluate cos theta upon sin(90°-theta) + sin theta upon cos ( 90 ° – theta )

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Katherine 1 month 2021-08-20T10:24:38+00:00 1 Answer 0 views 0

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    2021-08-20T10:26:27+00:00

    1+1=2
    Use cos 90-theta =sin theta
    Sin 90-theta = cod theta

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