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1. x+y+z = 7 এবং xy + yz + z.x = 10 হলে x2+ y2 +z2 এর মান
- A. 29
- B. 29
- C. 29
- D. 29
Answer: Option A
Explanation:
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1. x+y+z = 7 এবং xy + yz + z.x = 10 হলে x2+ y2 +z2 এর মান
Answer: Option A
Explanation:
Post your comments here: