6cos(2x)+cosx=0

Simple and best practice solution for 6cos(2x)+cosx=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 6cos(2x)+cosx=0 equation:


Simplifying
6cos(2x) + cosx = 0

Remove parenthesis around (2x)
6cos * 2x + cosx = 0

Reorder the terms for easier multiplication:
6 * 2cos * x + cosx = 0

Multiply 6 * 2
12cos * x + cosx = 0

Multiply cos * x
12cosx + cosx = 0

Combine like terms: 12cosx + cosx = 13cosx
13cosx = 0

Solving
13cosx = 0

Solving for variable 'c'.

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

Divide each side by '13'.
cosx = 0

Simplifying
cosx = 0

The solution to this equation could not be determined.

See similar equations:

| 20x+3=35 | | -1=-2v+15 | | 12x-10=7-10x | | -59-6n=7+5n | | (16)^-1/2*(32)^-1/5 | | -8-8v=2v+93 | | 3x-1/3-x-9/6=x-7/4 | | 3z+8=8z-38 | | 4x^2=5-7x | | 4w+9=6w+15 | | 10x-5a^2= | | 2y+10=7y-21 | | 3x+3a= | | 7x+12=2x+41 | | 12+2x=12-7x | | (16)-1/2*(32)-1/5 | | 0=k^2-12k+11 | | 3secx=8 | | 10-x-14=90 | | 5x/2=x/10-14/5 | | 3(x^2-2x)+3(3x^2+2)=3x^2+6 | | 0=x^2+32x-192 | | 21-x/4=x/4 | | -4x+5=-35-6x | | (4w^3x)/(4y^3)/(6w^2x)/(8y^3) | | 4x-1/3=12x-3/7 | | 4-3(ln)(x)=-8 | | 4-3(ln)(x)=8 | | 8x+9=15+6x | | 8(x+x)=2(8x-6) | | x=6+6y | | 12x-4=6+7x |

Equations solver categories