hawassmandl
hawassmandl hawassmandl
  • 15-08-2016
  • Mathematics
contestada

lim as x--> 0 of (xcscx) is...

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Hussain514 Hussain514
  • 18-08-2016
We know that:

limx→0 sin(x)/x = 1.
and
cscx = 1/sinx
so,
limx→0 x/sinx = 1
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