34.
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If x and y are any natural numbers, then which of the following is an odd number ?
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A.
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xy+yx+(x−y)(xy+x)
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B.
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xy(x+y)(xy+x)
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C.
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yx(xy–y)(xy−x)
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D.
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None of these
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Answer – (A)
Solution:
x and y are natural numbers.
We know that of any natural number p.
pn+p is even
And, pn–p is even.
When we multiply an even number to any natural number the resultant number is even.
Title : Numbers Q34
Description : 34. If x and y are any natural numbers, then which of the following is an odd number ? A. xy+yx+(x−y)(xy+x) B. xy(x+y)...
Rating : 5
