1276 . 4x2y2z এবং 6xy2 এর ল.সা.গু. কত?
  • A. 24xyz
  • B. 24x2yz
  • C. 12x2y2z
  • D. 12xy2z
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1277 . a2 + ab, a2 - b2 এর গ.সা.গু. কত?
  • A. ab
  • B. a - b
  • C. a2 - b2
  • D. a + b
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1278 . x2 + 7x + 12, x2 + 9x + 20 এর গ.সা.গু. কত?
  • A. x + 6
  • B. x - 4
  • C. x + 5
  • D. x + 4
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1279 . x2 + 3x + 2, x2 - 4 এর গ.সা.গু. কত?
  • A. x + 4
  • B. x + 3
  • C. x - 2
  • D. x + 2
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1280 . x2 + 2x, x2 + 3x + 2 এর ল.সা.গু. কত?
  • A. (x + 1) (x + 3)
  • B. (x + 1) (x + 2)
  • C. x (x + 2)
  • D. x (x + 1) (x + 2)
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1281 . x2 - 3x - 10, x2 - 10x + 25 এর ল.সা.গু. কত?
  • A. (x + 2) (x - 5)
  • B. (x + 2) (x - 5)2
  • C. (x + 2) (x - 3)
  • D. (x - 2) (x + 5)
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1282 . x2 - 3x + 2, x3 - 5x2 + 6x এর গ.সা.গু. কত?
  • A. x - 3
  • B. x - 1
  • C. x - 2
  • D. (x - 3) (x - 1)
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1283 . a3 - ab2, ab - bc এর গ.সা.গু. কত?
  • A. a - c
  • B. a - b
  • C. 1
  • D. b + c
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1284 . 2a2b, 3ab2c এর ল.সা.গু. কত?
  • A. 3abc
  • B. 6abc
  • C. 6a2b2c
  • D. 2abc
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1285 . (a + b)2, a2 - b2 এর ল.সা.গু. কোনটি?
  • A. (a + b)2
  • B. (a - b)2
  • C. (a + b)2 (a - b)
  • D. (a2 - b2)
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1286 . x2 + x, x2 + 2x + 1 এর ল.সা.গু. কত?
  • A. (x + 1)
  • B. x (x + 1)
  • C. x (x + 1)2
  • D. (x + 1)3
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1287 . a3 + 1, a3 - 1 এর গ.সা.গু. কত?
  • A. a6 - 1
  • B. (a - 1) (a + 1)
  • C. 1
  • D. a3 - 1
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1288 . a4 - ab3, a3b + b4 এর গ.সা.গু. কত?
  • A. a - b
  • B. a + 1
  • C. 1
  • D. a - 1
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1289 . 3x2y + 6xy2, 9x2 - 36y2 এর গ.সা.গু. কত?
  • A. x + 2y
  • B. 3 (x - 2y)
  • C. 3 (x + 2y)
  • D. x (x + y)
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1290 . a3 + b3, a6 - b6 এর ল.সা.গু. কত?
  • A. 1
  • B. a3 + b3
  • C. a6 - b6
  • D. a3 - b3
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