2f^3-28f^2+98f=0

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Solution for 2f^3-28f^2+98f=0 equation:


Simplifying
2f3 + -28f2 + 98f = 0

Reorder the terms:
98f + -28f2 + 2f3 = 0

Solving
98f + -28f2 + 2f3 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '2f'.
2f(49 + -14f + f2) = 0

Factor a trinomial.
2f((7 + -1f)(7 + -1f)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -1f)' equal to zero and attempt to solve: Simplifying 7 + -1f = 0 Solving 7 + -1f = 0 Move all terms containing f to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1f = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1f = 0 + -7 -1f = 0 + -7 Combine like terms: 0 + -7 = -7 -1f = -7 Divide each side by '-1'. f = 7 Simplifying f = 7

Subproblem 3

Set the factor '(7 + -1f)' equal to zero and attempt to solve: Simplifying 7 + -1f = 0 Solving 7 + -1f = 0 Move all terms containing f to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1f = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1f = 0 + -7 -1f = 0 + -7 Combine like terms: 0 + -7 = -7 -1f = -7 Divide each side by '-1'. f = 7 Simplifying f = 7

Solution

f = {0, 7, 7}

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