3y^3+9y-162y=0

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Solution for 3y^3+9y-162y=0 equation:


Simplifying
3y3 + 9y + -162y = 0

Reorder the terms:
9y + -162y + 3y3 = 0

Combine like terms: 9y + -162y = -153y
-153y + 3y3 = 0

Solving
-153y + 3y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '3y'.
3y(-51 + y2) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(-51 + y2)' equal to zero and attempt to solve: Simplifying -51 + y2 = 0 Solving -51 + y2 = 0 Move all terms containing y to the left, all other terms to the right. Add '51' to each side of the equation. -51 + 51 + y2 = 0 + 51 Combine like terms: -51 + 51 = 0 0 + y2 = 0 + 51 y2 = 0 + 51 Combine like terms: 0 + 51 = 51 y2 = 51 Simplifying y2 = 51 Take the square root of each side: y = {-7.141428429, 7.141428429}

Solution

y = {0, -7.141428429, 7.141428429}

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