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Simplifying 8u2 + 23u + -3 = 0 Reorder the terms: -3 + 23u + 8u2 = 0 Solving -3 + 23u + 8u2 = 0 Solving for variable 'u'. Factor a trinomial. (-3 + -1u)(1 + -8u) = 0Subproblem 1
Set the factor '(-3 + -1u)' equal to zero and attempt to solve: Simplifying -3 + -1u = 0 Solving -3 + -1u = 0 Move all terms containing u to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1u = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1u = 0 + 3 -1u = 0 + 3 Combine like terms: 0 + 3 = 3 -1u = 3 Divide each side by '-1'. u = -3 Simplifying u = -3Subproblem 2
Set the factor '(1 + -8u)' equal to zero and attempt to solve: Simplifying 1 + -8u = 0 Solving 1 + -8u = 0 Move all terms containing u to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -8u = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -8u = 0 + -1 -8u = 0 + -1 Combine like terms: 0 + -1 = -1 -8u = -1 Divide each side by '-8'. u = 0.125 Simplifying u = 0.125Solution
u = {-3, 0.125}
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