Question 1160239
Display the answer in the rectangular form a + bi.
6√-8 + 2√-4 + 5√-18
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= 12sqrt(-2) + 4sqrt(-1) + 15sqrt(-2)
= 27sqrt(-2) + 4sqrt(-1)
= 27sqrt(2)*sqrt(-1) + 4sqrt(-1)
= 27sqrt(2)i + 4i
= 0 + (4 + 27sqrt(2))i
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a = 0
b = (4 + 27sqrt(2))