# Solving complex equation

15=343*sin*x(0.357143 (+1.41421 sqrt(2389.-2401. cos(2. x))+98. sin(x))-4.9((0.357143 (+1.41421 sqrt(2389.-2401. cos(2. x))+98. sin(x)))^2

I do not have a good enough calculator

please help solve for x.

Thank you

http://ift.tt/1m6R4mY

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