Cos(x)=-cosx

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Solution for Cos(x)=-cosx equation:


Simplifying
Cos(x) = -1cosx

Multiply osC * x
osxC = -1cosx

Solving
osxC = -1cosx

Solving for variable 'o'.

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

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

Combine like terms: -1cosx + cosx = 0
cosx + osxC = 0

Factor out the Greatest Common Factor (GCF), 'osx'.
osx(c + C) = 0

Subproblem 1

Set the factor 'osx' equal to zero and attempt to solve: Simplifying osx = 0 Solving osx = 0 Move all terms containing o to the left, all other terms to the right. Simplifying osx = 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 '(c + C)' equal to zero and attempt to solve: Simplifying c + C = 0 Reorder the terms: C + c = 0 Solving C + c = 0 Move all terms containing o to the left, all other terms to the right. Add '-1C' to each side of the equation. C + -1C + c = 0 + -1C Combine like terms: C + -1C = 0 0 + c = 0 + -1C c = 0 + -1C Remove the zero: c = -1C Add '-1c' to each side of the equation. c + -1c = -1C + -1c Combine like terms: c + -1c = 0 0 = -1C + -1c Simplifying 0 = -1C + -1c 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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