Question

(Root 3 - root 2) (root 3 + root 2) is a.)rational number
b.) whole number
c.)irrational number
d.)natural number

Answer 1

Whole number, natural number as well as a rational number.

because,

(√3-√2)(√3+√2)

= (√3)^2 + √6 - √6 + (√2)^2

= 3 - 2

= 1