Cos^2x-5cosx=0

Simple and best practice solution for Cos^2x-5cosx=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for Cos^2x-5cosx=0 equation: 


Simplifying
Cos2x + -5cosx = 0

Reorder the terms:
-5cosx + os2xC = 0

Solving
-5cosx + os2xC = 0

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.
-5cosx + os2xC + -1os2xC = 0 + -1os2xC

Combine like terms: os2xC + -1os2xC = 0
-5cosx + 0 = 0 + -1os2xC
-5cosx = 0 + -1os2xC
Remove the zero:
-5cosx = -1os2xC

Divide each side by '-5osx'.
c = 0.2sC

Simplifying
c = 0.2sC

See similar equations:

| 5x-3(7x+y)= | | -3-2y=8 | | 7-10-3=31/2 | | 4(3x+1)-7-7=6+5x-2 | | 3(5)-2y=6 | | x(x-8)=-16(x+1) | | 3(3)-2y=6 | | vw=-18 | | -4x+x=-1 | | y=sqrt(2x^2+5-3) | | 17.53+(-2.42)+0.74= | | p=12/q | | 2x-12=x+64 | | 7(y-8)+24=-2(y-6) | | 4*-2+y=0 | | sin(x)=.5 | | x(15x+17)=18 | | 5(4+x)=4(3x-1)-32 | | 4*-1+y=0 | | -2=5x-27 | | (5n-1)-(4n+7)= | | 30b+2b= | | by=ax | | 3*-2+y=1 | | 3*-1+y=1 | | x=.5(1000x)(100) | | 72y-89=y-81 | | 1-5x+7=58 | | 3x+4y=67 | | 4(2x+4)=16(3x-6) | | 2x-1-2(x+1)=7x-2 | | 3*2+y=1 |

Equations solver categories