Question

root 7 multiply root 343 is rational or irrational​

Answer 1

Answer - Irrational number

Answer 2

Answer:

$\sqrt{7} \times \sqrt{343}$

It is a rational numner as

$\sqrt{x} \times \sqrt{y} = \sqrt{xy}$

So ,

$\sqrt{7} \times \sqrt{343} \\ \\ = \geqslant \sqrt{2401}$

and √2401 is equal to 49

And 49/1 is a rational number as it can be expressed in the form of p & q and both p & q are integers and q ≠ 0