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Question

From given figure, sinx+secx+tanx is α, find 156α.

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Solution

For the angle x in a right angled ,
sinx=OppositeHypotenuse,

secx=HypotenuseOpposite and

tanx=OppositeAdjacent

From this , we get

So, sinx=513, secx=1312 and tanx=512
Using above values in given expression,

sinx+secx+tanx=513+1312+512

α=294156

156α=294


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