-cosx+4*cos*2*x=0

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Solution for -cosx+4*cos*2*x=0 equation:


Simplifying
-1cosx + 4cos * 2x = 0

Reorder the terms for easier multiplication:
-1cosx + 4 * 2cos * x = 0

Multiply 4 * 2
-1cosx + 8cos * x = 0

Multiply cos * x
-1cosx + 8cosx = 0

Combine like terms: -1cosx + 8cosx = 7cosx
7cosx = 0

Solving
7cosx = 0

Solving for variable 'c'.

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

Divide each side by '7'.
cosx = 0

Simplifying
cosx = 0

The solution to this equation could not be determined.

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