I need help with equations please

Calculators I'm using keep giving me errors.

Question

I need help with equations please

Calculators I'm using keep giving me errors.

sepeario · Answer

What are you trying to solve?

nincompoop · Answer

it's like this $\large y = a \times -b^x $

anonymous · Answer

I'm trying to find an equation using exponential regression

anonymous · Answer

I have to show my work which means doing it by hand. I was able generate an equation using google spreadsheets, but like I said, I have to do it by hand and show my work.

sepeario · Answer

http://www.wolframalpha.com/input/?i=y%3D-601.872*-600.964%5Ex+

anonymous · Answer

woops the 600.964 is supposed to be negative too.

sepeario · Answer

yea you put that

anonymous · Answer

okay nvm I actually think I did it right. The graph and everything looks like the graph I made. So thanks for the site :)

sepeario · Answer

haha no problems glad to help :)