hallehodges75 hallehodges75
  • 03-03-2021
  • Mathematics
contestada

Write an exponential function in the form y = ab" that goes through points (0,2)
and (3, 128)

Respuesta :

Michaelmouse
Michaelmouse Michaelmouse
  • 05-03-2021

Answer:

y = 2(4)^x

Step-by-step explanation:

y = ab^x

Plug in the values:

2 = ab^0

128 = ab^3

128/2 = ab^3/ab^0

64 = b^3

b = 4

2 = a(4)^0

a = 2

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