sin(8x)-cos(4x)=0

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Solution for sin(8x)-cos(4x)=0 equation:


Simplifying
sin(8x) + -1cos(4x) = 0

Remove parenthesis around (8x)
ins * 8x + -1cos(4x) = 0

Reorder the terms for easier multiplication:
8ins * x + -1cos(4x) = 0

Multiply ins * x
8insx + -1cos(4x) = 0

Remove parenthesis around (4x)
8insx + -1cos * 4x = 0

Reorder the terms for easier multiplication:
8insx + -1 * 4cos * x = 0

Multiply -1 * 4
8insx + -4cos * x = 0

Multiply cos * x
8insx + -4cosx = 0

Reorder the terms:
-4cosx + 8insx = 0

Solving
-4cosx + 8insx = 0

Solving for variable 'c'.

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

Add '-8insx' to each side of the equation.
-4cosx + 8insx + -8insx = 0 + -8insx

Combine like terms: 8insx + -8insx = 0
-4cosx + 0 = 0 + -8insx
-4cosx = 0 + -8insx
Remove the zero:
-4cosx = -8insx

Divide each side by '-4osx'.
c = 2ino-1

Simplifying
c = 2ino-1

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