To find the whole number factors of 63, we need to identify all the numbers that divide 63 without leaving a remainder.
The whole number factors of 63 are:
- 1 (63 ÷ 1 = 63)
- 3 (63 ÷ 3 = 21)
- 7 (63 ÷ 7 = 9)
- 9 (63 ÷ 9 = 7)
- 21 (63 ÷ 21 = 3)
- 63 (63 ÷ 63 = 1)
Thus, the complete set of factors for 63 is {1, 3, 7, 9, 21, 63}.
The correct response is:
{1, 3, 7, 9, 21, 63}