SOLUTION: Find all solutions of the equation and express them in the form a + bi. (Enter your answers as a comma-separated list.) 81x2 + 64 = 0

Question 863963: Find all solutions of the equation and express them in the form
a + bi.
(Enter your answers as a comma-separated list.)
81x2 + 64 = 0
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find all solutions of the equation and express them in the form
a + bi.
(Enter your answers as a comma-separated list.)
81x2 + 64 = 0
------
x^2 + 8 = 0
(x+2sqrt(2)i)(x-2sqrt(2)i) = 0
x = -2sqrt(2)i or x = 2sqrt(2)i
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Cheers,
Stan H.
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