Wednesday

April 16, 2014

April 16, 2014

Posted by **Alli** on Friday, January 30, 2009 at 10:40pm.

1) e^(2(ln)(x))

2) e^(-lnx)

I know the rules I just dont understand how they apply..

thanks!

- Trig -
**Reiny**, Friday, January 30, 2009 at 10:53pmthe "rule" here is that

e^ln(k) = k

so e^(2lnx)

= e^ln(x^2)

= x^2

and

2) e^(-lnx)

= e^ln(x^-1)

= x^-1

or 1/x

- Trig -
**drwls**, Saturday, January 31, 2009 at 3:41pmThis is not the trigonometry I studied in high school

**Related Questions**

trig - rules of logarithms: can someone please explain how to do these problems...

HSM 240 - I can not even get started on this - anyone have any ideas to throw me...

Calculus - Find the limit as x approaches infinity of (lnx)^(1/x). This unit is ...

math - I dont understand the rules for adding and subtracting postive and ...

English - Is it posssible to be too scrupulous about following rules? Describe a...

math - write as a single logarithm: ln(x/x-1)+ ln(x+1/x)- ln(x^2-1) please show ...

6th Grade Math - I don't really understand the rules for adding and subtracting ...

international law - What are the sources of the rules of international law? Are ...

Jiskha rules - i was searching around and cannot find the rules for the forum. ...

English - 1.If she were or was Please explain the rules. 2. When do you use can ...