4f^2-7f-11=0

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Solution for 4f^2-7f-11=0 equation:


Simplifying
4f2 + -7f + -11 = 0

Reorder the terms:
-11 + -7f + 4f2 = 0

Solving
-11 + -7f + 4f2 = 0

Solving for variable 'f'.

Factor a trinomial.
(-1 + -1f)(11 + -4f) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(11 + -4f)' equal to zero and attempt to solve: Simplifying 11 + -4f = 0 Solving 11 + -4f = 0 Move all terms containing f to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + -4f = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -4f = 0 + -11 -4f = 0 + -11 Combine like terms: 0 + -11 = -11 -4f = -11 Divide each side by '-4'. f = 2.75 Simplifying f = 2.75

Solution

f = {-1, 2.75}

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