PLEASE ANSWER FAST 15 POINTS! Which number is IRRATIONAL? √49 √64 √72 √121

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asked Jun 11, 2020 161k views

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Phil Wallach · Answer 1 · 2020-06-15T18:02:19+0000

7*7=49 Therefore it's rational

8*8=64 Therefore it too is Rational

11*11=121 So... Rational

9*8=72 - it does not divide into itself as a perfect square and therefore is irrational.

PLEASE ANSWER FAST 15 POINTS! Which number is IRRATIONAL? √49 √64 √72 √121

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