The difference between the squares of two odd numbers is always divisible by

Options
- sum of the numbers
- difference of the numbers
- both the above
- none of the above

CORRECT ANSWER : both the above

Discussion Board
Correction

I misunderstood the question. Correction 5 * 5 - 3 * 3 = 16. 16 is divisible by (5 + 3) and by (5 - 3)

I was wrong 05-27-2017 10:21 AM

Doubt

5 * 5 - 3 * 3 = 16, not divisible by 5 or 3

Example for none 05-27-2017 10:17 AM

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