Posted by **Johny** on Thursday, December 1, 2011 at 6:04pm.

what happens when the limit goes to infinity

4x-6sqrt(x)

- Calculus -
**Steve**, Friday, December 2, 2011 at 12:30am
since x grows faster than sqrt(x)

f(x) --> oo as x -->oo

In fact, x grows so much faster than sqrt(x),f(x) --> 4x

When x is 10000, 4x/f(x) = 1.015

when x is 1000000, 4x/f(x) = 1.002

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