Q. 243.7( 3 Votes )
If a and b are two integers, then which of the following may not be an integer?
A. a + b
B. a – b
C. a × b
D. a ÷ b
Answer :
⇒ Option A is incorrect as a + b gives an integer
Ex: 1 + 1 = 2
⇒ Option B is incorrect as a-b gives an integer
Ex: 2-1 = 1
⇒ Option C is incorrect as a × b gives an integer
Ex: 1 × 1 = 1
⇒ Option D is correct a ÷ b may gave irrational number
Ex: 5 ÷ 4
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