Subject
Bank Exam
Topic
পূবালী ব্যাংক লিমিটেড (প্রবেশনারী অফিসার) - ৩০.০৯.২০২৩
The difference of squares of two consecutive odd integers is divisible by which of the following integers?
The difference of squares of two consecutive odd integers is divisible by which of the following integers?
ক)
3খ)
6গ)
7ঘ)
8Explanation
Let, The two consecutive odd integers be (2n + 1) and (2n + 3) Now (2n + 3) 2 - (2n - 1) 2 = (2n + 3 + 2n + 1)(2n + 3 - 2n - 1) = (4n + 4) × 2 = 4(n + 1) × 2 = 8(n + 1), which is divisible by 8Related questions
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