जॉइन Examsbookउत्तर : 1. "8"
The difference between the squares of two consecutive odd integers is always divisible by ?5
प्र: The difference between the squares of two consecutive odd integers is always divisible by ?
- 18true
- 22false
- 36false
- 44false
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उत्तर : 1. "8"
व्याख्या :
Answer: A) 8 Explanation: Let the two consecutive odd integers be (2x + 1) and (2x + 3)Then, (2x + 3)2 - (2x + 1)2 = (2x + 3 + 2x + 1) (2x + 3 - 2x - 1) = (4x + 4)(2)= 8 (x + 1), which is always divisible by 8