cos(5x)+5cos(2x)=0

Simple and best practice solution for cos(5x)+5cos(2x)=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 cos(5x)+5cos(2x)=0 equation:


Simplifying
cos(5x) + 5cos(2x) = 0

Remove parenthesis around (5x)
cos * 5x + 5cos(2x) = 0

Reorder the terms for easier multiplication:
5cos * x + 5cos(2x) = 0

Multiply cos * x
5cosx + 5cos(2x) = 0

Remove parenthesis around (2x)
5cosx + 5cos * 2x = 0

Reorder the terms for easier multiplication:
5cosx + 5 * 2cos * x = 0

Multiply 5 * 2
5cosx + 10cos * x = 0

Multiply cos * x
5cosx + 10cosx = 0

Combine like terms: 5cosx + 10cosx = 15cosx
15cosx = 0

Solving
15cosx = 0

Solving for variable 'c'.

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

Divide each side by '15'.
cosx = 0

Simplifying
cosx = 0

The solution to this equation could not be determined.

See similar equations:

| f(-5)=2x^2+3x-5 | | (5/m)=(8/2m-6) | | (3+4i)(5-7i)=0 | | 30x+40(15-x)=520 | | 66=3v | | -9x-70=140+x | | 19/3= | | 5-24= | | (-6x+2)(-5x+5)=0 | | Y-24=-0.6(x-6) | | 3x-130=10x+52 | | Y^2-17y+6=0 | | 4(x)2=576 | | 2(2t^3-18t^2+48t-40)=0 | | R(X)=270X-90X^2 | | w^4u^7/w^5u | | 2v-17=15 | | t^4-12t^3+48t^2-80t+48=0 | | 36=5w-9 | | 160/166 | | 3u-9=30 | | 2x+3x=300 | | F(n)=(2)n-1 | | -(2n-1)+6(n+3)=-(7n-11) | | 6y-4=4y | | 65=3w+11 | | -2t^2+20t+100=0 | | 12x^2+10x-100=0 | | [2/3]^x=9/4 | | 180=72+2x+x | | (x^2y)(16x/y) | | -8=r/4 |

Equations solver categories