please answer soon.....!!!
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sin 15°×sec75°
cos(90-15)°×1/cos75°
cos 75°×1/cos75°
=1
Arey:
I was just lucky one day so I inbox 5 person but after that I can't able to do so again
Gr8
then if you are able then inbox me
same dear brother
inbox I'm lucky though so
Answered by
0
sec75°=cosec(90°-75°)=cosec25°
sin15°*cosec15°=1
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