Question

what is meant by a√b

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Answer 1

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The number a is called a square root of b if a2=b. Sometimes a will be a rational number, typically when it's an integer or a whole number. ... This symbol √ is used for the principal square root, or the non-negative square root.

The number a is called a square root of b if a2=b. ... Otherwise it is usually an irrational number. For example, we can say that 5 and −5 are square roots of 25. ( 5)2=25(−5)2=25. This symbol √ is used for the principal square root, or the non-negative square root.

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