f(x)=4x^3+7x^2-87x+90

Simple and best practice solution for f(x)=4x^3+7x^2-87x+90 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 f(x)=4x^3+7x^2-87x+90 equation: 


Simplifying
f(x) = 4x3 + 7x2 + -87x + 90

Multiply f * x
fx = 4x3 + 7x2 + -87x + 90

Reorder the terms:
fx = 90 + -87x + 7x2 + 4x3

Solving
fx = 90 + -87x + 7x2 + 4x3

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 90x-1 + -87 + 7x + 4x2

Simplifying
f = 90x-1 + -87 + 7x + 4x2

Reorder the terms:
f = -87 + 90x-1 + 7x + 4x2

See similar equations:

| 3.7=log(x) | | 4x+4=92 | | 2x^2-16x+24= | | 6x=75+3y | | y^2-5x+6=0 | | 1.09+m=3.2 | | (x^2-4x)(x^2-4x)-(x^2-4x)-12=0 | | 7x+2y=294 | | X=400-6.6Y | | Q=400-6.6P | | x/2.4=-7.5 | | 7+x=x | | (x^2-4x)-(x^2-4x)-12=0 | | 5y+2x=14 | | -35=x-5/6 | | y=1/4tan3x | | 2(b-3.7)=12.6 | | 7-s=10s-8-6s | | 0x=-32 | | x^6+7x^9-8=0 | | ln(e^6x)=-50.4 | | ln(6t+5)=ln(7t-8) | | (ln(x^6))-(ln(x^4))=2 | | 2i+2=0 | | (6ln(x))-(4ln(x))=2 | | 27x^2+36x=0 | | 30=1/6x^2 | | 0=4t^2+3t+2 | | 11z-5y=3z+2y | | 14-3/4x-8 | | X*X*X+X*X*X*(1-X)+X*(1-X)*X*X*X+X*X*(1-X)*(1-X)*X+X*X*(1-X)*X*(1-X)*X+X*X*(1-X)*(1-X)*X*X+X*X*(1-X)*(1-X)*X*X*X+X*X*X*X*X*(1-X)*(1-X)*(1-X)+X*X*X*X*X*(1-X)*(1-X)*(1-X)*X+X*X*X*X*X*(1-X)*X*(1-X)*(1-X)+X*X*X*X*X*(1-X)*(1-X)*X*(1-X)*X+X*X*X*X*X*(1-X)*(1-X)*X | | -2=9+6 |

Equations solver categories