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Let x be a non-zero rational number and y be an irrational number. Then xy is

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Let x be a non-zero rational number and y be an irrational number. Then xy is

(A)  Rational

(B)  Irrational

(C)  Non-zero 

(D)  None of these 

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2 Answers

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Best answer

Correct option  (B) Irrational

Explanation :

Multiplication of rational number and irrational number is irrational number. For example, x = 2, y = √3 , . Thus, 2√3 is an irrational number.

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always irrational
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