5x^4-8x^3-3x^2=0

Simple and best practice solution for 5x^4-8x^3-3x^2=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 5x^4-8x^3-3x^2=0 equation:


Simplifying
5x4 + -8x3 + -3x2 = 0

Reorder the terms:
-3x2 + -8x3 + 5x4 = 0

Solving
-3x2 + -8x3 + 5x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(-3 + -8x + 5x2) = 0

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(-3 + -8x + 5x2)' equal to zero and attempt to solve: Simplifying -3 + -8x + 5x2 = 0 Solving -3 + -8x + 5x2 = 0 Begin completing the square. Divide all terms by 5 the coefficient of the squared term: Divide each side by '5'. -0.6 + -1.6x + x2 = 0 Move the constant term to the right: Add '0.6' to each side of the equation. -0.6 + -1.6x + 0.6 + x2 = 0 + 0.6 Reorder the terms: -0.6 + 0.6 + -1.6x + x2 = 0 + 0.6 Combine like terms: -0.6 + 0.6 = 0.0 0.0 + -1.6x + x2 = 0 + 0.6 -1.6x + x2 = 0 + 0.6 Combine like terms: 0 + 0.6 = 0.6 -1.6x + x2 = 0.6 The x term is -1.6x. Take half its coefficient (-0.8). Square it (0.64) and add it to both sides. Add '0.64' to each side of the equation. -1.6x + 0.64 + x2 = 0.6 + 0.64 Reorder the terms: 0.64 + -1.6x + x2 = 0.6 + 0.64 Combine like terms: 0.6 + 0.64 = 1.24 0.64 + -1.6x + x2 = 1.24 Factor a perfect square on the left side: (x + -0.8)(x + -0.8) = 1.24 Calculate the square root of the right side: 1.113552873 Break this problem into two subproblems by setting (x + -0.8) equal to 1.113552873 and -1.113552873.

Subproblem 1

x + -0.8 = 1.113552873 Simplifying x + -0.8 = 1.113552873 Reorder the terms: -0.8 + x = 1.113552873 Solving -0.8 + x = 1.113552873 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8' to each side of the equation. -0.8 + 0.8 + x = 1.113552873 + 0.8 Combine like terms: -0.8 + 0.8 = 0.0 0.0 + x = 1.113552873 + 0.8 x = 1.113552873 + 0.8 Combine like terms: 1.113552873 + 0.8 = 1.913552873 x = 1.913552873 Simplifying x = 1.913552873

Subproblem 2

x + -0.8 = -1.113552873 Simplifying x + -0.8 = -1.113552873 Reorder the terms: -0.8 + x = -1.113552873 Solving -0.8 + x = -1.113552873 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8' to each side of the equation. -0.8 + 0.8 + x = -1.113552873 + 0.8 Combine like terms: -0.8 + 0.8 = 0.0 0.0 + x = -1.113552873 + 0.8 x = -1.113552873 + 0.8 Combine like terms: -1.113552873 + 0.8 = -0.313552873 x = -0.313552873 Simplifying x = -0.313552873

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.913552873, -0.313552873}

Solution

x = {0, 1.913552873, -0.313552873}

See similar equations:

| p(x)=5-10x | | (2/x-2)=(x/x^2-8) | | 3(8-x)=6x+15 | | 0=35+9.8x | | 0.18y+0.07(y+4000)=280 | | -300+3Q=Q^2 | | cx+hy=jx | | xc+hy=j | | 1052=X*(3.6/5)*70 | | 8k+7=6k+19 | | 2(x-5)+1=3(x-1)+5 | | 1052=X*(3.6/5)*Y | | 4(5x-3)=x+7 | | 2(x-1)=2(-1+x) | | -7(9x-5)=-8 | | 2=2(x-3)+1-x | | Y7/y5 | | 2x^2-7x+3ifx=-2 | | -9(v+4)+4v+6=5v+11 | | -8u+2(u-6)=-24 | | X=a+y+5 | | X=a-y-5 | | X^2-2x+3.25=0 | | (2)-(3)+2(1)+3(-2)= | | x^4-10x^2-x+18=0 | | ln8-3ln1/2 | | ln8-3ln(1/2) | | 3/4=7/a | | 3/2=7:a | | (x-2)(x+8)=2 | | 9y+3-2y+7= | | 6(X+5)-(4x-4)= |

Equations solver categories