Question

Find a formula for the exponential function that satisfies f(0) = 6 and f(1) = 42. f(x) =

Answer 1

F(x) = K• (b)^x

then find K, and b

6 = K• (b^0) = K

also

42= K•(b^1) = K• b

then

b= 42/K= 42/6= 7

Then answer formula is

F (x) = K• (b)^x

. = 6• (7^x)