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How do you get the square root of 784?

Updated: 8/20/2019
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Wiki User

10y ago

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Deductive reasoning. Trial and error. You know that 30 squared is 900, so our number will be less than that. You know that numbers that end in 2 and 8 result in a number that ends in 4 when multiplied together, so let's try 28. Oops, there it is.

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10y ago
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Q: How do you get the square root of 784?
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