Math, asked by Husshie04, 1 year ago

Evaluate Cos(2cos¯1x + sin¯¹x) at x =1/5

Answers

Answered by sidh3

1

cos(2*1/cosx+1/sinx)
2x+cos/sinx
2*1/5+cot*1/5
2/5+cot/5

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