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1.

14-16+19-27+....... ধারাটির অসীম পদের সমষ্টি কত?

  • A. S ∞ = 203
  • B. S ∞ = 203
  • C. S ∞ = 203
  • D. S ∞ = 203

Answer: Option B

Explanation:

r= -1/6*4=-2/3

Sum= a/(1-r)

= ¼*3/5

=3/20


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