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If 2sin(3x-15)= √3 then find value of sin square (2x+10)+tan square (x+5) |
| Answer» Sin (3x-15)= (root 3) /2 Hence (3x - 15) = 60 degree, hence x = 25, hence square of sin (2x + 10)= (3/4) and square of tan (x+5) = (1/3) , hence answer = (3/4) + (1/3) | |