If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 8cos2x + 16cosx + 8 = 0 Reorder the terms: 8 + 16cosx + 8cos2x = 0 Solving 8 + 16cosx + 8cos2x = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + 16cosx + -8 + 8cos2x = 0 + -8 Reorder the terms: 8 + -8 + 16cosx + 8cos2x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 16cosx + 8cos2x = 0 + -8 16cosx + 8cos2x = 0 + -8 Combine like terms: 0 + -8 = -8 16cosx + 8cos2x = -8 Reorder the terms: 8 + 16cosx + 8cos2x = -8 + 8 Combine like terms: -8 + 8 = 0 8 + 16cosx + 8cos2x = 0 Factor out the Greatest Common Factor (GCF), '8'. 8(1 + 2cosx + cos2x) = 0 Ignore the factor 8.Subproblem 1
Set the factor '(1 + 2cosx + cos2x)' equal to zero and attempt to solve: Simplifying 1 + 2cosx + cos2x = 0 Solving 1 + 2cosx + cos2x = 0 Move all terms containing c to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + 2cosx + -1 + cos2x = 0 + -1 Reorder the terms: 1 + -1 + 2cosx + cos2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2cosx + cos2x = 0 + -1 2cosx + cos2x = 0 + -1 Combine like terms: 0 + -1 = -1 2cosx + cos2x = -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.
| -97+23x=163+19x | | 10n+12-9-7n-4n=31 | | 9y-1=10y-25 | | T/3-3=1 | | -7x+2(6x+9)=73 | | x-(x-5)=21 | | 0=-16t^2+vt-40 | | 20+X+X=68 | | 3(-13)+y=14 | | -6x+2(-4x+7)=-154 | | 3a^3=14a^2-8a | | -337=-6x-5(7x+10) | | Y=Ox | | 2x(15-10)+10= | | 10x+4x+2+9=11x+3+2x | | 5/8x-10=55 | | q+r(n-4)=d | | -5x-12=-3x+14 | | 8n+2n^2=0 | | 2x(15-10)-10= | | 4x-10y-8y+5x+11= | | 6a-8b=15 | | X-2/3=(-7/18) | | 6a-8b=15fora | | f(x)1/2x-8 | | 3x-4=4x-32 | | 56i^2(-6-I)= | | 45d^3-18d^2=0 | | 3x-5(x-2)=-9+5x-25 | | 5m+9=3m+17 | | 2(-1)+6(9)= | | t=25+4.93 |