bubbers092003 bubbers092003

17-10-2020
Mathematics

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What is the sum of the square root of 2 and the square root of -18?
O 42
0 421
O 52
O 5ſi

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billgkgk billgkgk

17-10-2020

Answer:

4 ·2i

Step-by-step explanation:

√2 + √-18

√2 + √9·-2

√2 + 3√-2

(3 +1 )(√2 ·√-2) = 2i

4 · 2i

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