Question

If x, y are both Positive rational no.
then (root x + root y) (root x - root y)is:
(a) Rational no.
(B)irrational no.
(C)neither Rational non irrational
((D)both rational as well as irrational

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Answer 1

yes both are same

Step-by-step explanation:

because they are positive rational number

Answer 2

Step-by-step explanation:

A rational number is a number that can be express as the ratio of two integers. A number that cannot be expressed that way is irrational. For example, one third in decimal form is 0.33333333333333 (the threes go on forever).