6(cos^2)x+cosx+1=0

Simple and best practice solution for 6(cos^2)x+cosx+1=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 6(cos^2)x+cosx+1=0 equation:


Simplifying
6(cos2) * x + cosx + 1 = 0

Multiply cos2 * x
6cos2x + cosx + 1 = 0

Reorder the terms:
1 + cosx + 6cos2x = 0

Solving
1 + cosx + 6cos2x = 0

Solving for variable 'c'.

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

Add '-1' to each side of the equation.
1 + cosx + -1 + 6cos2x = 0 + -1

Reorder the terms:
1 + -1 + cosx + 6cos2x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + cosx + 6cos2x = 0 + -1
cosx + 6cos2x = 0 + -1

Combine like terms: 0 + -1 = -1
cosx + 6cos2x = -1

Reorder the terms:
1 + cosx + 6cos2x = -1 + 1

Combine like terms: -1 + 1 = 0
1 + cosx + 6cos2x = 0

The solution to this equation could not be determined.

See similar equations:

| 4f^2-9f+3=0 | | x-.07x=8137.50 | | -3(x+14)-41=2-28 | | n/90 | | 50+20+30+(-10)= | | -5t^2=-4t | | -3/8+y=-2/3 | | -3(x+4)-14=2-28 | | -1u^2+2u-1=0 | | 1p^2+4p+4=0 | | 5a/9-3a/5=-8/3 | | 6-(3x+10)+4(2-4)=15 | | 84=-6(x-7) | | x^3-9x^2+15x+30=y | | X=2/5=4/5 | | 9s^2-4s=0 | | 9a-27= | | -4(2y+1)-15=-4(y+7)+2y | | 9a=1 | | 8=1.88x | | 500-x+50=450 | | 2(3x+2)+2(x-1)=4(x+2) | | -6d^2-9d=0 | | -4(y+1)-15=-4(y+7)+2y | | 285x+500=600x | | y-3=11/17(x-14) | | 7q^2+2q=0 | | -8x=-3(.25) | | -2+10=17x-4-16x | | -8j^2+5j=0 | | 2x*((2*(sqrtc))*x^2)= | | 0.3(x+6)-15=9 |

Equations solver categories