11. यदि तथा b विषम संख्याएँ हों, तो निम्न में से कौन एक सम
संख्या है?
(SSC Graduate 2011)
(a) a + b + ab
(b) a+b-
(c) a+b+1
(d) a+b+ 2ab
Answers
Answered by
0
Answer:
I think your question is incomplete.please see it carefully.
Answered by
0
Answer:
a+b+2ab
Step-by-step explanation:
odd+odd =even and odd×odd=odd so 2×odd×odd=even so odd+odd+2×odd×odd=even
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