ધારો કે $a_n$ એક શ્રેણી છે જેથી $a_1 = 5$ અને $a_{n+1} = a_n + (n - 2)$ તમામ $n \in N$ માટે,તો $a_{51}$ શું છે?

  • A
    $1165$
  • B
    $1170$
  • C
    $1175$
  • D
    $1180$

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