Question

$\sqrt{2} \: is \\ 1)a \: natural \: number \\ 2)an \: integer \\ 3)rational \: number \\ 4)an \: irrational \: number$
2 } If a and b are two positive integers , than HCF (a,b)×LCM (a,b)=

a. a×b
b. a+b
c. a-b
d.a/b

please answer this question fast

Answer 1

HEY MATE!

HERE IS YOUR ANSWER:

1. Irrational number.

2. a×b

HOPE IT HELPED ^_^