90X^4+240X^3+160X^2=0

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Solution for 90X^4+240X^3+160X^2=0 equation:


Simplifying
90X4 + 240X3 + 160X2 = 0

Reorder the terms:
160X2 + 240X3 + 90X4 = 0

Solving
160X2 + 240X3 + 90X4 = 0

Solving for variable 'X'.

Factor out the Greatest Common Factor (GCF), '10X2'.
10X2(16 + 24X + 9X2) = 0

Factor a trinomial.
10X2((4 + 3X)(4 + 3X)) = 0

Ignore the factor 10.

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 '(4 + 3X)' equal to zero and attempt to solve: Simplifying 4 + 3X = 0 Solving 4 + 3X = 0 Move all terms containing X to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 3X = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3X = 0 + -4 3X = 0 + -4 Combine like terms: 0 + -4 = -4 3X = -4 Divide each side by '3'. X = -1.333333333 Simplifying X = -1.333333333

Subproblem 3

Set the factor '(4 + 3X)' equal to zero and attempt to solve: Simplifying 4 + 3X = 0 Solving 4 + 3X = 0 Move all terms containing X to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 3X = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3X = 0 + -4 3X = 0 + -4 Combine like terms: 0 + -4 = -4 3X = -4 Divide each side by '3'. X = -1.333333333 Simplifying X = -1.333333333

Solution

X = {0, -1.333333333, -1.333333333}

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