16t^3-81t=0

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Solution for 16t^3-81t=0 equation:


Simplifying
16t3 + -81t = 0

Reorder the terms:
-81t + 16t3 = 0

Solving
-81t + 16t3 = 0

Solving for variable 't'.

Factor out the Greatest Common Factor (GCF), 't'.
t(-81 + 16t2) = 0

Factor a difference between two squares.
t((9 + 4t)(-9 + 4t)) = 0

Subproblem 1

Set the factor 't' equal to zero and attempt to solve: Simplifying t = 0 Solving t = 0 Move all terms containing t to the left, all other terms to the right. Simplifying t = 0

Subproblem 2

Set the factor '(9 + 4t)' equal to zero and attempt to solve: Simplifying 9 + 4t = 0 Solving 9 + 4t = 0 Move all terms containing t to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 4t = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 4t = 0 + -9 4t = 0 + -9 Combine like terms: 0 + -9 = -9 4t = -9 Divide each side by '4'. t = -2.25 Simplifying t = -2.25

Subproblem 3

Set the factor '(-9 + 4t)' equal to zero and attempt to solve: Simplifying -9 + 4t = 0 Solving -9 + 4t = 0 Move all terms containing t to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + 4t = 0 + 9 Combine like terms: -9 + 9 = 0 0 + 4t = 0 + 9 4t = 0 + 9 Combine like terms: 0 + 9 = 9 4t = 9 Divide each side by '4'. t = 2.25 Simplifying t = 2.25

Solution

t = {0, -2.25, 2.25}

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