9c^2-13c-10=0

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Solution for 9c^2-13c-10=0 equation:


Simplifying
9c2 + -13c + -10 = 0

Reorder the terms:
-10 + -13c + 9c2 = 0

Solving
-10 + -13c + 9c2 = 0

Solving for variable 'c'.

Factor a trinomial.
(-5 + -9c)(2 + -1c) = 0

Subproblem 1

Set the factor '(-5 + -9c)' equal to zero and attempt to solve: Simplifying -5 + -9c = 0 Solving -5 + -9c = 0 Move all terms containing c to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -9c = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -9c = 0 + 5 -9c = 0 + 5 Combine like terms: 0 + 5 = 5 -9c = 5 Divide each side by '-9'. c = -0.5555555556 Simplifying c = -0.5555555556

Subproblem 2

Set the factor '(2 + -1c)' equal to zero and attempt to solve: Simplifying 2 + -1c = 0 Solving 2 + -1c = 0 Move all terms containing c to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1c = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1c = 0 + -2 -1c = 0 + -2 Combine like terms: 0 + -2 = -2 -1c = -2 Divide each side by '-1'. c = 2 Simplifying c = 2

Solution

c = {-0.5555555556, 2}

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