SATHEE: Functions Question 629

Functions Question 629

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

[Orissa JEE 2004]

Options:

A) Rational

B) Rational

C) Non-zero

D) None of these

Show Answer

Answer:

Correct Answer: B

Solution:

Obviously, it is an irrational number for maximum $ x=2,y=\sqrt{3} $ then $ 2\sqrt{3} $ is an irrational number.

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Functions Question 629

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

Options:

Answer:

Solution:

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