(9a-8)(9a-8)=

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Solution for (9a-8)(9a-8)= equation:


Simplifying
(9a + -8)(9a + -8) = 0

Reorder the terms:
(-8 + 9a)(9a + -8) = 0

Reorder the terms:
(-8 + 9a)(-8 + 9a) = 0

Multiply (-8 + 9a) * (-8 + 9a)
(-8(-8 + 9a) + 9a * (-8 + 9a)) = 0
((-8 * -8 + 9a * -8) + 9a * (-8 + 9a)) = 0
((64 + -72a) + 9a * (-8 + 9a)) = 0
(64 + -72a + (-8 * 9a + 9a * 9a)) = 0
(64 + -72a + (-72a + 81a2)) = 0

Combine like terms: -72a + -72a = -144a
(64 + -144a + 81a2) = 0

Solving
64 + -144a + 81a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(8 + -9a)(8 + -9a) = 0

Subproblem 1

Set the factor '(8 + -9a)' equal to zero and attempt to solve: Simplifying 8 + -9a = 0 Solving 8 + -9a = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -9a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -9a = 0 + -8 -9a = 0 + -8 Combine like terms: 0 + -8 = -8 -9a = -8 Divide each side by '-9'. a = 0.8888888889 Simplifying a = 0.8888888889

Subproblem 2

Set the factor '(8 + -9a)' equal to zero and attempt to solve: Simplifying 8 + -9a = 0 Solving 8 + -9a = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -9a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -9a = 0 + -8 -9a = 0 + -8 Combine like terms: 0 + -8 = -8 -9a = -8 Divide each side by '-9'. a = 0.8888888889 Simplifying a = 0.8888888889

Solution

a = {0.8888888889, 0.8888888889}

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