2cos(2x)-8x^3=0

Simple and best practice solution for 2cos(2x)-8x^3=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)-8x^3=0 equation:


Simplifying
2cos(2x) + -8x3 = 0

Remove parenthesis around (2x)
2cos * 2x + -8x3 = 0

Reorder the terms for easier multiplication:
2 * 2cos * x + -8x3 = 0

Multiply 2 * 2
4cos * x + -8x3 = 0

Multiply cos * x
4cosx + -8x3 = 0

Solving
4cosx + -8x3 = 0

Solving for variable 'c'.

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

Add '8x3' to each side of the equation.
4cosx + -8x3 + 8x3 = 0 + 8x3

Combine like terms: -8x3 + 8x3 = 0
4cosx + 0 = 0 + 8x3
4cosx = 0 + 8x3
Remove the zero:
4cosx = 8x3

Divide each side by '4osx'.
c = 2o-1s-1x2

Simplifying
c = 2o-1s-1x2

See similar equations:

| (x+0.5)(x+1.2)=0 | | 9*x^2(3*x+1)= | | 8.3x=26.95 | | 5x+3=-97-5x | | 10x-8=2b-20-3 | | 6x+2(2x-7)=4 | | X^3+2x^2-6x-72=x-4 | | 0.4x+0.1= | | 18/x=16 | | 0.5x-0.1x= | | k^3=-13k | | 88+x+3x=300 | | x+y-4z=26 | | 2*(1/6) | | -81+(-28)= | | 0.5x-0.1x+0.1= | | p^3-225=0 | | 3*x/7-2=15 | | 6(x-4)=-4(x+3)+20 | | m^2=5m+6 | | 3.2+3.20*4=h | | 105+(x-2)=180 | | 3.2+3.20*4= | | 10+4x=5(x-6)+65 | | 20-3*x=8 | | 0.5x+0.05-0.1x-0.05= | | 32+4*37+y=180 | | 2/6(20,000) | | 0.5x+0.05-0.1x+0.05= | | -11x+7y=5 | | 18-.75x=.5x+3 | | 7c+12=2c+12 |

Equations solver categories