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What is the sum of square root -2 and squareroot -18

What is the sum of square root -2 and squareroot -18
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What is the sum of square root -2 and squareroot -18

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User Secretwep
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1 Answer

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sqrt-2 = 1.414i ; sqrt-18 = 4.243i
1.414i + 4.234i = 5.657i

The 'i' is included because the sqrt of a negative number is imaginary.
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User Cclloyd
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