2cos(5x)=0

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Solution for 2cos(5x)=0 equation: 


Simplifying
2cos(5x) = 0

Remove parenthesis around (5x)
2cos * 5x = 0

Reorder the terms for easier multiplication:
2 * 5cos * x = 0

Multiply 2 * 5
10cos * x = 0

Multiply cos * x
10cosx = 0

Solving
10cosx = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Divide each side by '10'.
cosx = 0.0

Simplifying
cosx = 0.0

The solution to this equation could not be determined.

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