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Cacophony
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Homework Statement
Can someone tell if if these look right?
Homework Equations
none
The Attempt at a Solution
1. lim (lnx)^5/x =
x->infinity
5lnx/x = (5lnx/x)/(x/x)=
(5lnx/x)/1 = 0/1 = 0
2. lim sinx/x^2=
x->infinity
(sinx/x^2)/(x^2/x^2)=
(sinx/x*x)/1=
(sinx/x)*(1/x)/1 = (sinx/x * 0)/1 = 0