savagegahlei savagegahlei

11-09-2017
Mathematics

contestada

Which number is an irrational number?

A. -22/9
B. Negative square root of 3
C. 2.56
D. Square Root of 16

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kphung76127 kphung76127

11-09-2017

The correct answer is B.

Any square root that is not a perfect square is irrational. Root 3 is not a perfect square and therefore, it is irrational. Note the Root 16 is a perfect suare because 4*4=16

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