Y^2-11Y-12=

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Solution for Y^2-11Y-12= equation:


Simplifying
Y2 + -11Y + -12 = 0

Reorder the terms:
-12 + -11Y + Y2 = 0

Solving
-12 + -11Y + Y2 = 0

Solving for variable 'Y'.

Factor a trinomial.
(-1 + -1Y)(12 + -1Y) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(12 + -1Y)' equal to zero and attempt to solve: Simplifying 12 + -1Y = 0 Solving 12 + -1Y = 0 Move all terms containing Y to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1Y = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1Y = 0 + -12 -1Y = 0 + -12 Combine like terms: 0 + -12 = -12 -1Y = -12 Divide each side by '-1'. Y = 12 Simplifying Y = 12

Solution

Y = {-1, 12}

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