7000 + 500 + 220 - 1

Free points ;)

What values of c and d make the equation true?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price