Cos^2x-4cosx=10

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Solution for Cos^2x-4cosx=10 equation: 


Simplifying
Cos2x + -4cosx = 10

Reorder the terms:
-4cosx + os2xC = 10

Solving
-4cosx + os2xC = 10

Solving for variable 'c'.

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

Add '-1os2xC' to each side of the equation.
-4cosx + os2xC + -1os2xC = 10 + -1os2xC

Combine like terms: os2xC + -1os2xC = 0
-4cosx + 0 = 10 + -1os2xC
-4cosx = 10 + -1os2xC

Divide each side by '-4osx'.
c = -2.5o-1s-1x-1 + 0.25sC

Simplifying
c = -2.5o-1s-1x-1 + 0.25sC

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