Subject
Quantitative Aptitude
Topic
Miscellaneous
When a number is divided by 7, the remainder is 2. What will be the remainder when the square of this number is divided by 7?
When a number is divided by 7, the remainder is 2. What will be the remainder when the square of this number is divided by 7?
ক)
2খ)
3গ)
4ঘ)
5Explanation
*সঠিক উত্তর: b) 3 -যদি n কে 7 দিয়ে ভাগ করলে অবশিষ্ট থাকে 2, তাহলে n² কে 7 দিয়ে ভাগ করলে অবশিষ্ট হবে (2²) % 7 = 4।Related questions
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