9i(9-8i)=

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


Simplifying
9i(9 + -8i) = 0
(9 * 9i + -8i * 9i) = 0
(81i + -72i2) = 0

Solving
81i + -72i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '9i'.
9i(9 + -8i) = 0

Ignore the factor 9.

Subproblem 1
Set the factor 'i' equal to zero and attempt to solve:

Simplifying
i = 0

Solving
i = 0

Move all terms containing i to the left, all other terms to the right.

Simplifying
i = 0

Subproblem 2
Set the factor '(9 + -8i)' equal to zero and attempt to solve:

Simplifying
9 + -8i = 0

Solving
9 + -8i = 0

Move all terms containing i to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + -9 + -8i = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -8i = 0 + -9
-8i = 0 + -9

Combine like terms: 0 + -9 = -9
-8i = -9

Divide each side by '-8'.
i = 1.125

Simplifying
i = 1.125
Solution
i = {0, 1.125}

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