45f^2+24f-189=0

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Solution for 45f^2+24f-189=0 equation:


Simplifying
45f2 + 24f + -189 = 0

Reorder the terms:
-189 + 24f + 45f2 = 0

Solving
-189 + 24f + 45f2 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-63 + 8f + 15f2) = 0

Factor a trinomial.
3((-7 + -3f)(9 + -5f)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-7 + -3f)' equal to zero and attempt to solve: Simplifying -7 + -3f = 0 Solving -7 + -3f = 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 + -3f = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -3f = 0 + 7 -3f = 0 + 7 Combine like terms: 0 + 7 = 7 -3f = 7 Divide each side by '-3'. f = -2.333333333 Simplifying f = -2.333333333

Subproblem 2

Set the factor '(9 + -5f)' equal to zero and attempt to solve: Simplifying 9 + -5f = 0 Solving 9 + -5f = 0 Move all terms containing f to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5f = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5f = 0 + -9 -5f = 0 + -9 Combine like terms: 0 + -9 = -9 -5f = -9 Divide each side by '-5'. f = 1.8 Simplifying f = 1.8

Solution

f = {-2.333333333, 1.8}

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