Question

Which number is irrational?
А) (1.5)2
B) root of 41
C root of 49
D (15)2

Answer 1

B

Explanation:

A. (1.5)2 = 3 which is rational.

B. Root of 41 cannot be expressed as a fraction of p/q, where p and q are integers and q not equal to 0.

C. Root of 49 = 7 which is rational.

D. 15(2) = 30 which is rational