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Identical expressions
four *cos(two *x) = zero
4 multiply by co sinus of e of (2 multiply by x) equally 0
four multiply by co sinus of e of (two multiply by x) equally zero
4cos(2x) = 0
4cos2x = 0
4*cos(2*x) = 0 equation
+ equation
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The unknown in the equation:
v
Numerical solution:
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