If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 8cos2x + 4cosx + -4 = 0 Reorder the terms: -4 + 4cosx + 8cos2x = 0 Solving -4 + 4cosx + 8cos2x = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4cosx + 4 + 8cos2x = 0 + 4 Reorder the terms: -4 + 4 + 4cosx + 8cos2x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 4cosx + 8cos2x = 0 + 4 4cosx + 8cos2x = 0 + 4 Combine like terms: 0 + 4 = 4 4cosx + 8cos2x = 4 Reorder the terms: -4 + 4cosx + 8cos2x = 4 + -4 Combine like terms: 4 + -4 = 0 -4 + 4cosx + 8cos2x = 0 Factor out the Greatest Common Factor (GCF), '4'. 4(-1 + cosx + 2cos2x) = 0 Ignore the factor 4.Subproblem 1
Set the factor '(-1 + cosx + 2cos2x)' equal to zero and attempt to solve: Simplifying -1 + cosx + 2cos2x = 0 Solving -1 + cosx + 2cos2x = 0 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 + 2cos2x = 0 + 1 Reorder the terms: -1 + 1 + cosx + 2cos2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + cosx + 2cos2x = 0 + 1 cosx + 2cos2x = 0 + 1 Combine like terms: 0 + 1 = 1 cosx + 2cos2x = 1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
| -x-3y=x | | 4x^3+12x^2-4X=0 | | Lnx+ln(x-8)=65 | | 15+5(x-5)=17-4x | | 9d-d-6d+12-5d=0 | | 21k+5k=1p+3lp | | 21k+5k=1p+lo | | 4x-17+3x+9=180 | | 11k-4(8-3k)=2 | | 5+6n-4n=33 | | A=15*62+(15+43)19 | | 3h+2=10+2 | | 5x-y+52=30 | | 4h+6k-3(4h-2k)= | | 9+n=75 | | 25x^2-230x+46=0 | | 25x^2-230x+4=0 | | 16x^3-6x^2-7x=0 | | .50(x+8)+1.5=10 | | 1.8x=x-16 | | 2(w-1)+4=4(x+1) | | 6(x+2)-x=4(x+4)+4 | | B=zn+x | | 5(1x+-2)+74=-3x | | 2-3d=4+d | | -8x^2-46x+70=0 | | 2(6m^2-m-1)=0 | | 2k^2+8k=10 | | 6x+2x(x+7)=48 | | 4x*2y= | | (4x-1)(3x-1)=0 | | x^3-4x^2+mx-2=0 |