4k^2-13k+9=0

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Solution for 4k^2-13k+9=0 equation:


Simplifying
4k2 + -13k + 9 = 0

Reorder the terms:
9 + -13k + 4k2 = 0

Solving
9 + -13k + 4k2 = 0

Solving for variable 'k'.

Factor a trinomial.
(1 + -1k)(9 + -4k) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -4k)' equal to zero and attempt to solve: Simplifying 9 + -4k = 0 Solving 9 + -4k = 0 Move all terms containing k to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -4k = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -4k = 0 + -9 -4k = 0 + -9 Combine like terms: 0 + -9 = -9 -4k = -9 Divide each side by '-4'. k = 2.25 Simplifying k = 2.25

Solution

k = {1, 2.25}

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