-f^2-16f-64=0

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Solution for -f^2-16f-64=0 equation:


Simplifying
-1f2 + -16f + -64 = 0

Reorder the terms:
-64 + -16f + -1f2 = 0

Solving
-64 + -16f + -1f2 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(64 + 16f + f2) = 0

Factor a trinomial.
-1((8 + f)(8 + f)) = 0

Ignore the factor -1.

Subproblem 1

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

Subproblem 2

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

Solution

f = {-8, -8}

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