cos(4x)+cos(2x)=0

Simple and best practice solution for cos(4x)+cos(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(4x)+cos(2x)=0 equation:


Simplifying
cos(4x) + cos(2x) = 0

Remove parenthesis around (4x)
cos * 4x + cos(2x) = 0

Reorder the terms for easier multiplication:
4cos * x + cos(2x) = 0

Multiply cos * x
4cosx + cos(2x) = 0

Remove parenthesis around (2x)
4cosx + cos * 2x = 0

Reorder the terms for easier multiplication:
4cosx + 2cos * x = 0

Multiply cos * x
4cosx + 2cosx = 0

Combine like terms: 4cosx + 2cosx = 6cosx
6cosx = 0

Solving
6cosx = 0

Solving for variable 'c'.

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

Divide each side by '6'.
cosx = 0

Simplifying
cosx = 0

The solution to this equation could not be determined.

See similar equations:

| 3x-7+6=26 | | 45000000000/25000000= | | x+3+20=45 | | -11+10x=10x-11 | | T=10+3n | | 5x+2x=54 | | 12+8m=-2m+42 | | 12y+21=9g | | X+28+3x+54=22 | | 7-(-8x+5)=3+4x | | 8-10x=3x+13 | | 2x+24=11x-45 | | 8c-5=7+8c | | 8-3p=8-3p | | 3y-16=-6+7y | | -2m-1=6m-9 | | 11w+11=16w+9 | | 3y^2=21y | | 3x-15=-6(x+4) | | 4(x-7)=6x-10-18-2x | | 15y+13=-7y-31 | | 0.18x+0.9(x-3)=0.01(4x-2) | | -7(5x+8)=-5x+34 | | 9+5x=7x-3 | | -5+7x=11x-51 | | 14+8x=-34 | | 9p^2-4p=0 | | 9x+9=11x-2x+9 | | -15=-6+6n+3n | | 5x+2(x+3)=34 | | 28=21c+42 | | 3x+4x-2-5x=0 |

Equations solver categories