I'm really confused by this. I have the equation:

According toGraphthe function is supposed to look like the attached picture. But if you do an x-y table:

Could someone please explain to me how this works. Thanks.

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- October 13th 2009, 01:28 PMKoruptNegative Exponantial Equation
I'm really confused by this. I have the equation:

According to*Graph*the function is supposed to look like the attached picture. But if you do an x-y table:

Could someone please explain to me how this works. Thanks. - October 13th 2009, 01:33 PMMatt Westwood
- October 13th 2009, 01:36 PMKorupt
- October 13th 2009, 06:03 PMpacman
Notice this two graphs

A) y = -(2^x)

and

B) y = (-2)^x

see the difference?

be careful with the sign "-". You may have plotted it like B instead of A. - October 13th 2009, 06:11 PMgs.sh11
actually means , which gives you -4 for the second ordered pair, so you probably made simple error's like that.

- October 13th 2009, 07:44 PMKorupt