15x^4-120x^2+240=0

Simple and best practice solution for 15x^4-120x^2+240=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 15x^4-120x^2+240=0 equation:


Simplifying
15x4 + -120x2 + 240 = 0

Reorder the terms:
240 + -120x2 + 15x4 = 0

Solving
240 + -120x2 + 15x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '15'.
15(16 + -8x2 + x4) = 0

Factor a trinomial.
15((4 + -1x2)(4 + -1x2)) = 0

Factor a difference between two squares.
15(((2 + x)(2 + -1x))(4 + -1x2)) = 0

Factor a difference between two squares.
15(((2 + x)(2 + -1x))(2 + x)(2 + -1x)) = 0

Ignore the factor 15.

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 3

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 4

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-2, 2, -2, 2}

See similar equations:

| x+.04x=23750 | | 25+q^2=2q^2 | | u=16+5*14-0.12*14*14 | | x+.04=23750 | | -x+(x-4)=2 | | 95=6x+9 | | 0=x^2+3x-38 | | 8-7(4-w)=10w-(3w-5) | | xy+5x+2y=5 | | 2x-12=8-3x | | a=6x^2*3x^4 | | 3x-1(x+1)=3x-7 | | -2(y+4)+6y=(y-3) | | (W)+(W-4)=32 | | -4(-3w+2)-w=3(w-5)-7 | | 4(5x-6y)-(4x-7y)= | | 18x+15y+8z=0 | | 4(5x-6y)-(4x-9y)= | | -2(-0.75)+3=y | | 5(10*x+3)+3(1-3*x)=0 | | y=x*x+x*x-5 | | x=2+3*4 | | (2z-3)(8+x)=0 | | 84=-4(-6x+3) | | 7*10.35234996-9-y=0 | | 3x+17=4x-19 | | 10.35234996*10.35234996+10.35234996+10.35234996+-5=y | | (x^3)-(3x^2)+8x+1=0 | | 10.35234996*10.35234996+10.35234996+10.35234996-5= | | 13x-116=6x-11 | | 4z^6+3iz^5+3iz-4=0 | | -8x+80=14 |

Equations solver categories