Question

(√2-√3)(√3+√2) is (a) A rational number (b)A whole number (c)An irrational number (d)A natural number

Answer 1

Step-by-step explanation:

Answer =-1

SO, Ans is natural numbers.

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Answer 2

Option ( a) is correct .

Step-by-step explanation:

(_/ 2 - _/ 3 )( _/2+_/3)

=>(_/2)^2 - (_/3)^2

=>(_/2)^2 - (_/3)^2

=>2 - 3 = - 1 .

A rational number is said to be negative if its numerator and denominator are of opposite signs such that, one of them is positive integer and another one is a negative integer.

Therefore, (_/2-_/3)(_/2+_/3) is a rational number .

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