જો $1$ થી ભિન્ન ત્રણ અલગ-અલગ ધન સંખ્યાઓ $a, b, c$ એવી હોય કે જેથી $[(\log_b a)(\log_c a) - \log_a a] + [(\log_a b)(\log_c b) - \log_b b] + [(\log_a c)(\log_b c) - \log_c c] = 0$ થાય,તો $abc =$

  • A
    $1$
  • B
    $2$
  • C
    $3$
  • D
    આમાંથી કોઈ નહીં

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સમીકરણ $\log_e x + \log_e(1 + x) = 0$ ને કેવી રીતે લખી શકાય?

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