1 . x+y=6 হলে , xy এর বৃহত্তম মান _
- A. 9
- B. 7
- C. 8
- D. 12
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2 . x+y=6
- A. 4
- B. 6
- C. 8
- D. 12
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3 . x+y=6
- A. 12
- B. 7
- C. 10
- D. 9
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4 . x+y=6 এবং x-y =4 হলে, xy এর মান কত?
- A. 5
- B. 4
- C. 6
- D. 3
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5 . x-y2
- A. 8
- B. 6
- C. 4
- D. 12
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6 . X-Y2
- A. -12
- B. 12
- C. 8
- D. 10
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7 . x-y3=?
- A. 3
- B. 8
- C. 9
- D. 12
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8 . যদি x+y=6, y+z=7 এবং z+x=9 হয়, তাহলে x,y ও z গড় মান কত?
- A. 11/3
- B. 11/3
- C. 11
- D. 22
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9 . (X-Y)2
- A. -12
- B. 12
- C. 8
- D. 10
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10 . x+y=6
- A. 4
- B. 6
- C. 8
- D. 12
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11 . x+y=6,xy=8,
- A. 3
- B. 8
- C. 9
- D. 12
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12 . x+y=6
- A. 4
- B. 6
- C. 8
- D. 36
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13 . x+y=6
- A. 4
- B. 6
- C. 8
- D. 12
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14 . If x+y=6, y+z=4 and z+x=2, then 2y-z-x?
- A. 0
- B. 2
- C. 8
- D. 6
- D. None of them
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15 . x+y=6 এবং x-y=4 হলে x2+y2এর মান কত?
- A. ২৬
- B. ৩০
- C. ৭৪
- D. ২৪
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16 . x+y=6
- A. 1024
- B. 2048
- C. 625
- D. 729
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