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

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


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

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

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

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

Multiply cos * x
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:

| (6x)+(x+13)=90 | | .6y+11=-.33y+8 | | 2xsquared+7x-17=0 | | 24x+12=-3x-15 | | .83xt-6=9 | | 6x-3x+2x= | | 4x+1.25=3x | | x/5*11/3 | | 6x-3x+2x=5 | | 21=1/2h•7 | | c-2/3=7 | | 14u^2=5u^2-3 | | 65=1/2h•13 | | 15+b=3-2b | | 65=1/2h(13) | | -151-8x=9x+14 | | 3x+9-5(x+1)=5x+6 | | 125/x^5 | | 12x-28-2=12x+9 | | -(7-6x)-16=-15+6x | | 30x+10=(30x-6)-2x | | -12-6x=-7(6+3x) | | -4(t+7)=-16 | | 16x+6x+1=14x+7+2x | | X(x+5)=400 | | (t+7)-4=-16 | | 30x+10=(30x-6)+2x | | 87x-98=765 | | X-4/6= | | 9x+6=3x-9 | | 12x+18=6x+60 | | .83xt-4=6 |

Equations solver categories