Math, asked by aishwaryaa1, 1 year ago

please help me in this question.

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Answered by kishor5
1
u can directly take the values of sin,cos and then do it. u will get it u try not .comment me.
kishor5: ok good wait for 2 mins
kishor5: i got it
kishor5: i cannot send the pic
kishor5: i will yell u
kishor5: sorry tell u
kishor5: u substitute the value for cos 18 and sin 18 u will gat answer 1 but answer is not 1
kishor5: because there they gave stilll goes on inginity
kishor5: so answer os -1
SahilAMAN: i can but the answer option is gone
aishwaryaa1: send me in the message
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