Write an exponential function in the form y=ab^x that goes through points (0, 20) and (2,180)

Answer 1

(0,20), (2,180)

y=ab^x

20=ab^0=a(1)=a

180=20b^2

b^2=180/20=9

b^2=9

b=sqr9=3

y=f(x)=20(3^x)