সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
If b + a = x and a - b = y, then a2 - b2 =
If b + a = x and a - b = y, then a2 - b2 =
- ক. (x2 - y2)/2
- খ. (x2 - y)/2
- গ. 2xy
- ঘ. xy/2
সঠিক উত্তরঃ এখানে সঠিক উত্তর নেই।
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