5cos^2x+3cosx=2

Simple and best practice solution for 5cos^2x+3cosx=2 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 5cos^2x+3cosx=2 equation: 


Simplifying
5cos2x + 3cosx = 2

Reorder the terms:
3cosx + 5cos2x = 2

Solving
3cosx + 5cos2x = 2

Solving for variable 'c'.

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

Reorder the terms:
-2 + 3cosx + 5cos2x = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + 3cosx + 5cos2x = 0

The solution to this equation could not be determined.

See similar equations:

| -9=-35u-4u^2 | | (-1.1)(-1.2)= | | 8w^2+10w^2=0 | | 9+w=42 | | y=-x^3+5x^2+8x-2 | | 64.1+r=-13.2 | | 33333=20 | | z^2=-81-18z | | (.00001105)-(.00001105x)-2x^2=0 | | (3b-3)2=b-2 | | 22+x=71 | | 0.2(g+50)-6=0.4(3g+20) | | P+5=-15 | | 3/11=y/5 | | C-13=-6 | | (11.050000)-(11.050000x)-2x^2=0 | | 4y-7=2y+7 | | -3.5=0.2 | | 8y^2+94y-24=0 | | 703(x)/4900=25 | | 3(x+8)-4=-9 | | 16p^2-48p+36=0 | | 5x*2x=160 | | 703(y)/4900=25 | | 7.46=-log(x) | | -7-x=-1 | | 3.5=v | | 50h^2-270h=0 | | 9(2x-6)= | | 3x+5(-6x)=-27 | | 13(4c-1)-4=50c+13 | | 4p^2+28p+49=0 |

Equations solver categories