f(0)=3cos(2x)

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Solution for f(0)=3cos(2x) equation:


Simplifying
f(0) = 3cos(2x)

Reorder the terms for easier multiplication:
0f = 3cos(2x)

Anything times zero is zero.
0f = 3cos(2x)

Remove parenthesis around (2x)
0 = 3cos * 2x

Reorder the terms for easier multiplication:
0 = 3 * 2cos * x

Multiply 3 * 2
0 = 6cos * x

Multiply cos * x
0 = 6cosx

Solving
0 = 6cosx

Solving for variable 'c'.

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

Add '-6cosx' to each side of the equation.
0 + -6cosx = 6cosx + -6cosx
Remove the zero:
-6cosx = 6cosx + -6cosx

Combine like terms: 6cosx + -6cosx = 0
-6cosx = 0

Divide each side by '-6'.
cosx = 0

Simplifying
cosx = 0

The solution to this equation could not be determined.

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