by Farhana Rahim on 2024-11-17 11:13:12
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Question: যদি (x-y)2 =14 এবং xy=2 হয় তবে x2+y2= কত? |
A) 14 |
B) 12 |
C) 18 |
D) 16 |
Correct Answer: 18 |
ব্যাখ্যা: |