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Which statement is true about the difference square root of 7 - square root of 28? A. It is rational and equal to -2. B. It is rational and equal to 0. C. It is irrational and equal to -2square root of 7. D. It is irrational and equal tosquare root of 7.

Deborah Edwards

in Mathematics

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Bethany Evans on June 21, 2018

2 the square root of 7 - square root of 28:2 √ 7 - √ 28 = 2 √ 7 - √ (4 * 7 ) = 2 √7 - 2 √ 7 = 0Answer:B ) is rational and is equal to 0.


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