Math, asked by niranimannrnitam, 1 year ago

If sec(4x+40)=cosec x where x and 4x+40 are acute angles find x. 2012 Q.P

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Answered by sangharsh1234

2

Sec (4x+40)=cosec x Or Sec (4x+40)=sec (90-x) Or 4x+40=90-x Or 4x+x=90-40 Or 5x= 50 X= 10

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