Question
Download Solution PDF If xm yn = 2(x + y)m + n , find the value of
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
log ( a + b ) = log a + log b
Calculation:
xm yn = 2(x + y)m + n
Taking log on both sides , we get
⇒ log(xm yn) = log[2(x + y)m + n]
⇒ m log x + n log y = log 2 + (m + n) log (x + y)
on differentiating both sides with respect to x , we get
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