3cos^2x-4cosx+1=0

Simple and best practice solution for 3cos^2x-4cosx+1=0 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 3cos^2x-4cosx+1=0 equation:


Simplifying
3cos2x + -4cosx + 1 = 0

Reorder the terms:
1 + -4cosx + 3cos2x = 0

Solving
1 + -4cosx + 3cos2x = 0

Solving for variable 'c'.

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

Add '-1' to each side of the equation.
1 + -4cosx + -1 + 3cos2x = 0 + -1

Reorder the terms:
1 + -1 + -4cosx + 3cos2x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -4cosx + 3cos2x = 0 + -1
-4cosx + 3cos2x = 0 + -1

Combine like terms: 0 + -1 = -1
-4cosx + 3cos2x = -1

Reorder the terms:
1 + -4cosx + 3cos2x = -1 + 1

Combine like terms: -1 + 1 = 0
1 + -4cosx + 3cos2x = 0

The solution to this equation could not be determined.

See similar equations:

| m+32=75 | | -127=9x+8 | | 2(0)-5(y)=10 | | (4a+1)(2a-1)= | | 15xsquared-45=0 | | 4(3x-2.3)=8x-9.2 | | 3=16-f | | -0.5x+5.96=-0.3x+7.96 | | 55=21+m | | 9(x+1)+1=5x+4(3+x) | | 7n^2-16=24n | | (w-4/9)(-2/3)=(-4/5) | | 1/9 | | 4f=24 | | -1-5(-2)=x | | 3/566 | | 2(4)+8=x | | (1-4u)(1-4u)= | | 5(x+1.43)=4x | | 21x^2+20x=0 | | 2(4)+8=16 | | 566/3 | | .60/9 | | 4/3=36 | | n-3/5=5/6 | | 2.1x-40=1.4x+2 | | 8(4k-1/3)=12k-1 | | c+8=28 | | 15+2x=3x+15 | | 72xy/100x | | 102=6x-6 | | 24x^2-216=0 |

Equations solver categories