Math, asked by IRFAAN2072, 1 year ago

Prove question no. 8

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Answered by gauravmahore

1

hope it helpful for you

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IRFAAN2072: I got it. thanks

gauravmahore: cos(90°+theta) = sin theta

gauravmahore: but when

gauravmahore: not

gauravmahore: that's not right

gauravmahore: when , cos (90°+theta) = sin(-theta)

IRFAAN2072: Cos (90-theta)= sin theta

gauravmahore: yeah but here is cos90+ theta

IRFAAN2072: i got it... thanks

IRFAAN2072: yh

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