cos(3)=cos(3x)

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Solution for cos(3)=cos(3x) equation: 


Simplifying
cos(3) = cos(3x)

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

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

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

Multiply cos * x
3cos = 3cosx

Solving
3cos = 3cosx

Solving for variable 'c'.

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

Add '-3cosx' to each side of the equation.
3cos + -3cosx = 3cosx + -3cosx

Combine like terms: 3cosx + -3cosx = 0
3cos + -3cosx = 0

Factor out the Greatest Common Factor (GCF), '3cos'.
3cos(1 + -1x) = 0

Ignore the factor 3.

Subproblem 1
Set the factor 'cos' equal to zero and attempt to solve:

Simplifying
cos = 0

Solving
cos = 0

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

Simplifying
cos = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 2
Set the factor '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

Add '-1' to each side of the equation.
1 + -1 + -1x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = 0 + -1
-1x = 0 + -1

Combine like terms: 0 + -1 = -1
-1x = -1

Add 'x' to each side of the equation.
-1x + x = -1 + x

Combine like terms: -1x + x = 0
0 = -1 + x

Simplifying
0 = -1 + x

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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