How can you get 48 from this limit ? lim whn x goes to three of (6x^3-2x^2-5x) ?

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- Oct 27th 2010, 12:31 PMLastdayonearthTotaly easy limit :)
How can you get 48 from this limit ? lim whn x goes to three of (6x^3-2x^2-5x) ?

- Oct 27th 2010, 12:35 PMAlso sprach Zarathustra
You put x=3 in (6x^3-2x^2-5x)...

6*3^3-2*3^2-5*3=?

If you want the direct proof(with epsilon), you can ask... - Oct 27th 2010, 01:01 PMArchie Meade
- Oct 27th 2010, 02:17 PMLastdayonearth