If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3cos2 + -6cosx + 3 = 0 Reorder the terms: 3 + -6cosx + 3cos2 = 0 Solving 3 + -6cosx + 3cos2 = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -6cosx + -3 + 3cos2 = 0 + -3 Reorder the terms: 3 + -3 + -6cosx + 3cos2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -6cosx + 3cos2 = 0 + -3 -6cosx + 3cos2 = 0 + -3 Combine like terms: 0 + -3 = -3 -6cosx + 3cos2 = -3 Reorder the terms: 3 + -6cosx + 3cos2 = -3 + 3 Combine like terms: -3 + 3 = 0 3 + -6cosx + 3cos2 = 0 Factor out the Greatest Common Factor (GCF), '3'. 3(1 + -2cosx + cos2) = 0 Ignore the factor 3.Subproblem 1
Set the factor '(1 + -2cosx + cos2)' equal to zero and attempt to solve: Simplifying 1 + -2cosx + cos2 = 0 Solving 1 + -2cosx + cos2 = 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 + cos2 = 0 + -1 Reorder the terms: 1 + -1 + -2cosx + cos2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2cosx + cos2 = 0 + -1 -2cosx + cos2 = 0 + -1 Combine like terms: 0 + -1 = -1 -2cosx + cos2 = -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.
| 8+3lnx=7 | | 7x+100y=180 | | -2(3b+1)+(7b-3)=0 | | x^2+5x-y=5 | | 4x^2+4x-y=15 | | 4.2q-3.6-4.4q=-1.2q-2.5 | | 5cos^2x+10cosx+5=0 | | x+3/4x=12 | | 7+x=74.60 | | 13/x=-10 | | x/13=-10 | | (3b-4)(5b+1)= | | -2=1.6(k-3) | | w/3.5+1.4=5.6 | | x+x+37+3x-40=957 | | 4x-8x+2=-6 | | 5.4/b=1.2 | | x+x+37+3x-42=957 | | x+x+37+3x-42= | | 5+4lnx=4 | | 0.12/5.4 | | 4(9x-1)+5(3x+7)-6(x-8)= | | 8A+1=7(A+4) | | 3-x-x=-2x+3 | | -4(x+6)=x+2x-7 | | 5/(x+2)+(3/(2(x+2)))=(1/(x+2))+22 | | 12x+3/4 | | 7x+8x+7=-9 | | 17=7-2x | | 7x=8x-7m-9 | | 9(3+y)=18/5 | | 1/x^2-1/x=6 |