(9x-1)(9x-1)=0

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Solution for (9x-1)(9x-1)=0 equation:


Simplifying
(9x + -1)(9x + -1) = 0

Reorder the terms:
(-1 + 9x)(9x + -1) = 0

Reorder the terms:
(-1 + 9x)(-1 + 9x) = 0

Multiply (-1 + 9x) * (-1 + 9x)
(-1(-1 + 9x) + 9x * (-1 + 9x)) = 0
((-1 * -1 + 9x * -1) + 9x * (-1 + 9x)) = 0
((1 + -9x) + 9x * (-1 + 9x)) = 0
(1 + -9x + (-1 * 9x + 9x * 9x)) = 0
(1 + -9x + (-9x + 81x2)) = 0

Combine like terms: -9x + -9x = -18x
(1 + -18x + 81x2) = 0

Solving
1 + -18x + 81x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -9x)(1 + -9x) = 0

Subproblem 1

Set the factor '(1 + -9x)' equal to zero and attempt to solve: Simplifying 1 + -9x = 0 Solving 1 + -9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -9x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -9x = 0 + -1 -9x = 0 + -1 Combine like terms: 0 + -1 = -1 -9x = -1 Divide each side by '-9'. x = 0.1111111111 Simplifying x = 0.1111111111

Subproblem 2

Set the factor '(1 + -9x)' equal to zero and attempt to solve: Simplifying 1 + -9x = 0 Solving 1 + -9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -9x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -9x = 0 + -1 -9x = 0 + -1 Combine like terms: 0 + -1 = -1 -9x = -1 Divide each side by '-9'. x = 0.1111111111 Simplifying x = 0.1111111111

Solution

x = {0.1111111111, 0.1111111111}

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