Question
Download Solution PDFयदि x, y, z तीन क्रमागत धनात्मक पूर्णांक हैं, तो log (1 + xz) का मान क्या है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसंकल्पना:
लघुगुणक नियम
log mn = n log m
गणना:
माना कि x, y, z तीन क्रमागत धनात्मक पूर्णांक हैं।
⇒ y = x + 1 और z = y + 1
⇒ z = x + 2
माना कि log (1 + xz) है।
= log [1 + x(x+2)]
= log [1 + x2 + 2x]
= log (1 + x)2
= 2 log (1 + x)
= 2 log y
अतः यदि x, y, z तीन क्रमागत धनात्मक पूर्णांक हैं, तो log (1 + xz) का मान 2 log y है।
Last updated on Jun 12, 2025
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