Answers

2014-06-11T17:37:58+05:30
Lim    (a^x-b^x)/x
x--->0
=> lim     {a^x - 1 -(b^x - 1)}/x
x---->0
=> {lim   (a^x-1)/x} - {lim    (b^x-1)/x}
x--->0                x--->0
=>lna - lnb
=> ln(a/b)
0