- #1

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