Question

is the number (5-√7) (5+√7) rational or irrational

Answer 1

Answer:

Bro this is a rational number.

Step-by-step explanation:

2√7\5√7

If there is any roots it isn't a rational number. It

is an irrational number .

Hence, 2√7\5√7 is an irrational number

Answer 2

(5-`√7) (5+√7) is rational number

thanks