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What's

√(50 - 1)


2 Answers

4 votes
√50-1= √49= √7•7=7
Answer is 7
4 votes
Inside the root is 50-1

50-1 = 49

You would remain with root 49 but, if you calculate the square root the answer would be 7 because...

7•7 = 49


^ So, the answer is 7



User Rich Williams
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