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26-01-2017
Mathematics

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Simplify the expression 7 squareroot of 7 -2 squareroot of 28 A. 3 squaroot 28
B. 3 squareroot 7 C. - squareroot 7 D. 5 squareroot 28

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Аноним Аноним

26-01-2017

In mathematical form, It would be: 7√7 - 2√28
= 7√7 - 2√4√7
= 7√7 - 4√7
= 3√7

In short, Your Answer would be Option B

Hope this helps!

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