Question

(b) If x and y are two whole numbers, then which of the following may not be aw
number?
(і) xxy
(ii) x+y
(iii) x-Y
(iv) 4 (3x + 71
Fill in the blanks​

Answer 1

Whole Numbers

• Whole number: in simple words, a whole number is an integer

• (i) x * y is a whole number, since the product of two whole numbers is a whole number.

• (ii) x + y is a whole number, since the sum of two whole numbers is a whole number.

• (iii) x - y may not be a whole number when x < y where x, y are whole numbers.

• (iv) 4 (3x + 7y) is a whole number from the conditions of option (i) and (ii).

Answer: (x - y) may not be a whole number.