2cos^3x-cos^2x+2cosx=1

Simple and best practice solution for 2cos^3x-cos^2x+2cosx=1 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^3x-cos^2x+2cosx=1 equation: 


Simplifying
2cos3x + -1cos2x + 2cosx = 1

Reorder the terms:
2cosx + -1cos2x + 2cos3x = 1

Solving
2cosx + -1cos2x + 2cos3x = 1

Solving for variable 'c'.

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

Reorder the terms:
-1 + 2cosx + -1cos2x + 2cos3x = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + 2cosx + -1cos2x + 2cos3x = 0

The solution to this equation could not be determined.

See similar equations:

| 12x^2*ln(x)= | | 1333=16t^2 | | log(50x)-log(x-5)=2 | | 3x+x+-13+4+-6x=12 | | 12+2x=102 | | -2x^2+mx+x=0 | | (-6c)= | | 56x+14=70x | | 2y+8=4x | | 5/3x=4/3x-1=8 | | 12+24= | | 15x=205 | | 7x+5(x-y)-y= | | 56x+14= | | log(x)2=25 | | 1/3*x=x | | 1333/16=t^2 | | 2xn=10 | | 3(3x+4)=2x-2 | | 6p-4(p+5)=38 | | 2x(x-2)=3(x+3) | | -29+9x=-7(8x+5) | | 10sin^2x+15sinx+5=0 | | 41/2x=2/8 | | 41/x=1/8 | | -1/8×=9/10 | | =a^2+b^2+2ab-2a-2b-3 | | -7(2t+5)=-7 | | -4/5x12/35 | | 2(x+1)=29-x | | 2(x^3)y-16y^4=0 | | -10s+50=-49 |

Equations solver categories