SOLUTION: Display the answer in the rectangular form a + bi.
6√-8 + 2√-4 + 5√-18
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Question 1160239: Display the answer in the rectangular form a + bi.
6√-8 + 2√-4 + 5√-18
Found 2 solutions by Alan3354, MathLover1:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Display the answer in the rectangular form a + bi.
6√-8 + 2√-4 + 5√-18
-----------------
= 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
====================
a = 0
b = (4 + 27sqrt(2))
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
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