cos(x)cos(x)=.5

Simple and best practice solution for cos(x)cos(x)=.5 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 cos(x)cos(x)=.5 equation: 


Simplifying
cos(x) * cos(x) = 0.5

Multiply cos * x
cosx * cos * x = 0.5

Multiply cosx * cos
c2o2s2x * x = 0.5

Multiply c2o2s2x * x
c2o2s2x2 = 0.5

Solving
c2o2s2x2 = 0.5

Solving for variable 'c'.

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

Divide each side by 'o2s2x2'.
c2 = 0.5o-2s-2x-2

Simplifying
c2 = 0.5o-2s-2x-2

Take the square root of each side:
c = {-0.707106781o-1s-1x-1, 0.707106781o-1s-1x-1}

See similar equations:

| n/21=-4 | | 12*41+9= | | 5f-8+2f-4g+2= | | 0=x^4-3x^3+7x^2 | | 8(2m+5)=3m-30 | | -x/3=14 | | h=-.8t*t+10t+2 | | 7v^2+16=22v | | 132=-11a | | -4p-3q-(2p-4q)= | | 2u+84=4u+72 | | -3(2x-4)=-2x+4(3-x) | | dx-y=10y | | 18x-6-3x=-11 | | 132=11a | | -4p-q-(2p-4q)= | | 1.2x-1.4=2.2 | | X^2+6=12-X | | x=-2x^2+6x+2 | | 17.5(y-2)=-2(12-9y)+y | | n/4-5=9 | | 400=40+0.90(y) | | C-2/7=5/7 | | 1/3d=64 | | 3x-10=5x+22 | | 5x-24=1x | | -4y=10x+15 | | 5+n=2-8(n+3) | | (-32x^10y^5)^4/5 | | x+2x+3x+40=180 | | 3x+6x+x=16+30+9x | | 13=15q-17 |

Equations solver categories