(2x^2+x)(2x+1)=0

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Solution for (2x^2+x)(2x+1)=0 equation:


Simplifying
(2x2 + x)(2x + 1) = 0

Reorder the terms:
(x + 2x2)(2x + 1) = 0

Reorder the terms:
(x + 2x2)(1 + 2x) = 0

Multiply (x + 2x2) * (1 + 2x)
(x(1 + 2x) + 2x2 * (1 + 2x)) = 0
((1 * x + 2x * x) + 2x2 * (1 + 2x)) = 0
((1x + 2x2) + 2x2 * (1 + 2x)) = 0
(1x + 2x2 + (1 * 2x2 + 2x * 2x2)) = 0
(1x + 2x2 + (2x2 + 4x3)) = 0

Combine like terms: 2x2 + 2x2 = 4x2
(1x + 4x2 + 4x3) = 0

Solving
1x + 4x2 + 4x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(1 + 4x + 4x2) = 0

Factor a trinomial.
x((1 + 2x)(1 + 2x)) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Subproblem 3

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {0, -0.5, -0.5}

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