another question about limits at infinity

**kingsolomonsgrave** · October 22nd 2012, 06:11 PM

Click image for larger version.

Name: Picture 21.png
Views: 4
Size: 93.4 KB
ID: 25351

in the third step, why does the x^4 change to x^2?, distributing divides the power in half?

**Prove It** · October 22nd 2012, 06:51 PM

Originally Posted by kingsolomonsgrave

in the third step, why does the x^4 change to x^2?, distributing divides the power in half?

It doesn't, it's been changed to $\displaystyle \begin{align*} x^2 \cdot x^2 \end{align*}$ . It does this so you can divide each term in each of the factors by $\displaystyle \begin{align*} x^2 \end{align*}$ .

Thread: another question about limits at infinity

LinkBack

Thread Tools

Display

another question about limits at infinity

Re: another question about limits at infinity

Similar Math Help Forum Discussions

[SOLVED] Limits with infinity and radicals. (specific question)

limits of positive/negative infinity question

Question about Limits involving infinity

Limits in equation --->Infinity question

Answer Verication Needed For Infinity Limits Question

Search Tags