6cos(2w)=6cos^2(w)-1

Simple and best practice solution for 6cos(2w)=6cos^2(w)-1 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(2w)=6cos^2(w)-1 equation:


Simplifying
6cos(2w) = 6cos2(w) + -1

Remove parenthesis around (2w)
6cos * 2w = 6cos2(w) + -1

Reorder the terms for easier multiplication:
6 * 2cos * w = 6cos2(w) + -1

Multiply 6 * 2
12cos * w = 6cos2(w) + -1

Multiply cos * w
12cosw = 6cos2(w) + -1

Multiply cos2 * w
12cosw = 6cos2w + -1

Reorder the terms:
12cosw = -1 + 6cos2w

Solving
12cosw = -1 + 6cos2w

Solving for variable 'c'.

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

Add '-6cos2w' to each side of the equation.
12cosw + -6cos2w = -1 + 6cos2w + -6cos2w

Combine like terms: 6cos2w + -6cos2w = 0
12cosw + -6cos2w = -1 + 0
12cosw + -6cos2w = -1

Reorder the terms:
1 + 12cosw + -6cos2w = -1 + 1

Combine like terms: -1 + 1 = 0
1 + 12cosw + -6cos2w = 0

The solution to this equation could not be determined.

See similar equations:

| 3-8=1x | | Ln(4b-9)=lnb | | 25f-32=1.8 | | 80=400(a=1)/24 | | -2(2x+8)=-44 | | 20f-32=1.8 | | 14+3x=3-(x+1) | | f(x)=3x^2+2x+3 | | 1.5*12=18 | | 44=5x+24 | | 285=60x-20 | | F/8=32 | | 26x+15x=-8x^2 | | (7-y)(3y+8)=0 | | 5-2x=5x-3 | | (n+4)-10=2 | | 44=(4x+6) | | 2g-3=q | | 8x-8y=-61 | | 8x-8y=-6 | | 6ln(2x)=54 | | (2x-61)+(x-17)+3x=360 | | 4h-8h=h | | U/5=15 | | 7+6n=47 | | (-10-6)+8+9= | | 4x-4y=-6 | | 7/4x-2=-1/2x-2/3 | | 19x-17(14x+11)= | | 0.2=(x/x=11.1) | | x-5+x+.75x+.05x+3=360 | | 4/9u=8 |

Equations solver categories