2u^2+3u-14=0

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Solution for 2u^2+3u-14=0 equation:


Simplifying
2u2 + 3u + -14 = 0

Reorder the terms:
-14 + 3u + 2u2 = 0

Solving
-14 + 3u + 2u2 = 0

Solving for variable 'u'.

Factor a trinomial.
(-7 + -2u)(2 + -1u) = 0

Subproblem 1

Set the factor '(-7 + -2u)' equal to zero and attempt to solve: Simplifying -7 + -2u = 0 Solving -7 + -2u = 0 Move all terms containing u to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -2u = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -2u = 0 + 7 -2u = 0 + 7 Combine like terms: 0 + 7 = 7 -2u = 7 Divide each side by '-2'. u = -3.5 Simplifying u = -3.5

Subproblem 2

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

Solution

u = {-3.5, 2}

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