সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
If x and y are different integers and both are divisible by 7, which of the following is not necessarily true?
If x and y are different integers and both are divisible by 7, which of the following is not necessarily true?
- ক. x + y is divisible by 49
- খ. x + y is divisible by 7
- গ. x2 + y2 is divisible by 49
- ঘ. x - y is divisible by 7
সঠিক উত্তরঃ x + y is divisible by 49
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