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#14105 Bangla Language & Literature মানের অংক Level 0

<p>If&nbsp;10g<sub>n</sub> 2 = a and&nbsp;10g<sub>n</sub> 5=b then&nbsp;10g<sub>n</sub> 50 = ?</p>

  1. A $a + b^{2}$
  2. B $ab^{2}$
  3. C a + 2b
  4. D a + b
Answer: C - a + 2b

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