81v^2-36v+4=0

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Solution for 81v^2-36v+4=0 equation:


Simplifying
81v2 + -36v + 4 = 0

Reorder the terms:
4 + -36v + 81v2 = 0

Solving
4 + -36v + 81v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(2 + -9v)(2 + -9v) = 0

Subproblem 1

Set the factor '(2 + -9v)' equal to zero and attempt to solve: Simplifying 2 + -9v = 0 Solving 2 + -9v = 0 Move all terms containing v to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -9v = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -9v = 0 + -2 -9v = 0 + -2 Combine like terms: 0 + -2 = -2 -9v = -2 Divide each side by '-9'. v = 0.2222222222 Simplifying v = 0.2222222222

Subproblem 2

Set the factor '(2 + -9v)' equal to zero and attempt to solve: Simplifying 2 + -9v = 0 Solving 2 + -9v = 0 Move all terms containing v to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -9v = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -9v = 0 + -2 -9v = 0 + -2 Combine like terms: 0 + -2 = -2 -9v = -2 Divide each side by '-9'. v = 0.2222222222 Simplifying v = 0.2222222222

Solution

v = {0.2222222222, 0.2222222222}

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