y=cos(2a)

Simple and best practice solution for y=cos(2a) 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 y=cos(2a) equation: 


Simplifying
y = cos(2a)

Remove parenthesis around (2a)
y = cos * 2a

Reorder the terms for easier multiplication:
y = 2cos * a

Multiply cos * a
y = 2acos

Solving
y = 2acos

Solving for variable 'y'.

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

Simplifying
y = 2acos

See similar equations:

| 19x+26=86 | | 58.46=.90x | | 4x^5-36x^3=0 | | 2.75=80 | | 13=1+2n+4n | | 3/x-2/x-1 | | 94=2x+2(14) | | 73.85=.90x | | 2x-1=8x+41 | | 18.75=4s+p | | 100x+20=400 | | -4z+7=-5 | | x^3-4x^2+5x=2x | | -18=-b+4b | | 13x+2=3x | | 94=2x+2(94) | | f(x)=x^5+6x^2-7x | | 4x*3y=5 | | 5x-0.1=2x+1.1 | | 8x-54=16 | | 24.62=.90x | | -9(p-5)=-11+2(p-5) | | y/10=z | | x^3-4x^2+16x-64=0 | | 4+m-5m=-12 | | 6(5y+7)=7(e+7) | | x÷1/2=10 | | 40000x+1000=60000 | | 3v-15=9 | | -2x+4(-5x+28)=354 | | x*x-(5-i)+(18+i)=0 | | -31=6.2z |

Equations solver categories