Asked by SONU

Find the smallest positive value of x(in degree) for which tan(x+100°)=tan(x+50°)*tanx*tan(x-50°)

Answers

Answered by MathMate
Try an approximate graphical solution and refine solution by iterations.

Here's a graphical solution (x is in radians)
http://imageshack.us/photo/my-images/853/1313249887.png/
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