If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying cos(x) + -1cos(3x) + cos(2x) = 0 Multiply cos * x cosx + -1cos(3x) + cos(2x) = 0 Remove parenthesis around (3x) cosx + -1cos * 3x + cos(2x) = 0 Reorder the terms for easier multiplication: cosx + -1 * 3cos * x + cos(2x) = 0 Multiply -1 * 3 cosx + -3cos * x + cos(2x) = 0 Multiply cos * x cosx + -3cosx + cos(2x) = 0 Remove parenthesis around (2x) cosx + -3cosx + cos * 2x = 0 Reorder the terms for easier multiplication: cosx + -3cosx + 2cos * x = 0 Multiply cos * x cosx + -3cosx + 2cosx = 0 Combine like terms: cosx + -3cosx = -2cosx -2cosx + 2cosx = 0 Combine like terms: -2cosx + 2cosx = 0 0 = 0 Solving 0 = 0 Couldn't find a variable to solve for. This equation is an identity, all real numbers are solutions.
| 2a-12a=16 | | Cx+c= | | Efx+fy= | | Efx+fly= | | (X+8)(7x^2-4x+4)= | | (9a+2)(2a^2-6a-3)= | | 16(1/4)^4-(1/4)^2=0 | | 16(1/4)^4-(1/4)^2 | | 3.6/30 | | h=-4.9t^2+39 | | 7x-42+2x=x+14 | | (5x-5)(2x+5)= | | (S+8)(s-6)= | | X^3-5x^2+10x=0 | | 9x^4y(4x^5-x^3y^2+3y^5)= | | 1/2x2/3-1/4 | | 9x(x^2+8x-9)= | | 7-(3.1-0.1y)=3-0.2y | | 3x-y-z=12 | | 8x(x^2+2x-3)= | | (3x^5)(-5x^9)(3x^3)= | | 5w-3+2(2w+7)=-5(w+1) | | 5x+4=31 | | (-1/7y^6)(3/7y^6)= | | (-5y^4)(-3y^2)= | | 9x^3*5x^6= | | 6=3/5x | | (4z-10)-(2z-8)= | | 5(2x-27)=3(7x-34) | | 5x(2x-7)+2x(8-5x)=5 | | -3(4s-4)-12=-3(9s+6)-3 | | a(x)=19(2.046) |