cos(4x)+2sin(2x)=0

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Solution for cos(4x)+2sin(2x)=0 equation:


Simplifying
cos(4x) + 2sin(2x) = 0

Remove parenthesis around (4x)
cos * 4x + 2sin(2x) = 0

Reorder the terms for easier multiplication:
4cos * x + 2sin(2x) = 0

Multiply cos * x
4cosx + 2sin(2x) = 0

Remove parenthesis around (2x)
4cosx + 2ins * 2x = 0

Reorder the terms for easier multiplication:
4cosx + 2 * 2ins * x = 0

Multiply 2 * 2
4cosx + 4ins * x = 0

Multiply ins * x
4cosx + 4insx = 0

Solving
4cosx + 4insx = 0

Solving for variable 'c'.

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

Add '-4insx' to each side of the equation.
4cosx + 4insx + -4insx = 0 + -4insx

Combine like terms: 4insx + -4insx = 0
4cosx + 0 = 0 + -4insx
4cosx = 0 + -4insx
Remove the zero:
4cosx = -4insx

Divide each side by '4osx'.
c = -1ino-1

Simplifying
c = -1ino-1

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