2r^3+10r^2=48r

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Solution for 2r^3+10r^2=48r equation:


Simplifying
2r3 + 10r2 = 48r

Reorder the terms:
10r2 + 2r3 = 48r

Solving
10r2 + 2r3 = 48r

Solving for variable 'r'.

Reorder the terms:
-48r + 10r2 + 2r3 = 48r + -48r

Combine like terms: 48r + -48r = 0
-48r + 10r2 + 2r3 = 0

Factor out the Greatest Common Factor (GCF), '2r'.
2r(-24 + 5r + r2) = 0

Factor a trinomial.
2r((-8 + -1r)(3 + -1r)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(-8 + -1r)' equal to zero and attempt to solve: Simplifying -8 + -1r = 0 Solving -8 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1r = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1r = 0 + 8 -1r = 0 + 8 Combine like terms: 0 + 8 = 8 -1r = 8 Divide each side by '-1'. r = -8 Simplifying r = -8

Subproblem 3

Set the factor '(3 + -1r)' equal to zero and attempt to solve: Simplifying 3 + -1r = 0 Solving 3 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1r = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1r = 0 + -3 -1r = 0 + -3 Combine like terms: 0 + -3 = -3 -1r = -3 Divide each side by '-1'. r = 3 Simplifying r = 3

Solution

r = {0, -8, 3}

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