Cos^2x+2cos^2x=0

Simple and best practice solution for Cos^2x+2cos^2x=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+2cos^2x=0 equation: 


Simplifying
Cos2x + 2cos2x = 0

Reorder the terms:
2cos2x + os2xC = 0

Solving
2cos2x + 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.
2cos2x + os2xC + -1os2xC = 0 + -1os2xC

Combine like terms: os2xC + -1os2xC = 0
2cos2x + 0 = 0 + -1os2xC
2cos2x = 0 + -1os2xC
Remove the zero:
2cos2x = -1os2xC

Divide each side by '2os2x'.
c = -0.5C

Simplifying
c = -0.5C

See similar equations:

| -8/9k=64 | | -19+3(x+13)=14 | | (4x-6)/3=(x/3)-5 | | -1000c+820=-3744 | | (2a-5)(a-3)=1 | | 71=11x-20x-1 | | y=2x^3-6x+1 | | 1+3c=13 | | 6a-7=3+a | | -22.5=-7x-5 | | A^2-3600=0 | | 5x+2(x+10)=-50 | | -22=2+3x | | 3x+y-21=0 2x+5y-y=0 | | 4(x-12)=5(x+1) | | 6x^2-1x-5=0 | | 8=4+2m | | 9.14*12=2x+2x^2 | | 1.23x=-4.192-2.77x | | -43=-8+5v | | 2(x+4)=-2(8x-1)+8x | | 10+sqrt(x-8)=x | | 4(3x+5)=7(x+3)-8 | | 14=1-6x-5 | | n/3–16=-14 | | 8+5(1-9k)=32 | | 8y+16=3y+50 | | 2x^2+4x+4=60 | | 10x-3x-1=0 | | 9x^2-0x-16= | | 1/3k=3/5 | | 5a-3(a-1)=17 |

Equations solver categories