sin81/cos9 find its value
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Answered by
2
cos(90-81)/cos9
cos9/cos9
=1
cos9/cos9
=1
Answered by
2
sin81°/cos9°
=cos (90°-81°) / cos 9
=cos9°/cos9°
=1
=cos (90°-81°) / cos 9
=cos9°/cos9°
=1
Ajay11111:
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sin(90-81) is wrong cos(90-81) is correct
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