Need help- greatly appreciate it!
Find an equation of an exponential curve that contains the points (3,85) and (7,13) . Show work and do not use the regression capabilities of your calculator. (The last part led to my demise)
Need help- greatly appreciate it!
Find an equation of an exponential curve that contains the points (3,85) and (7,13) . Show work and do not use the regression capabilities of your calculator. (The last part led to my demise)
$\displaystyle f(x)=Ce^{bx}$
So we know that $\displaystyle 85=Ce^{3b}$
and that $\displaystyle 13=Ce^{7b}$