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What are the two roots of 400

User Ejucovy
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2 Answers

4 votes

Answer:

Explanation:

It is โˆš 400 = โˆš 20^2 = 20

sqrt(400)=-20, 20

20 and -20

User MastaBaba
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3.4k points
2 votes
sqrt(400) = 20 and -20
User Mark Otaris
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