Discussion Forum



1)

The digit in the unit's place in the square root of 15876 is :


A) 2

B) 4

C) 6

D) 8

Answer:

Option C

Explanation:

$15876 = 2^{2}\times 3^{2}\times 3^{2}\times 7^{2} =2\times3\times3\times7 =126$