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

Answer Link

Otras preguntas

Which nuclide decays more quickly: bromine-80 or magnesium-28?
calculate the dot product of A vector= (-4,-9) and B vector=(-1,2) Do the vector form an acute angle , right angle or , obtuse angle ?​
Why does Johnny tell Ponyboy he could never use a gun?
Please Help ASAP! (See Attached) - Brainliest + 100 pts!!!
Evaluate 6 + 4/a + b/3 when a=4 and b=3.
The final velocity, v, of an object is related to its initial velocity, u, its acceleration, a, and its displacement, s by the following formula: v² = u² + 2as
is 84 feet in 12 seconds equivalent to 217 feet in 31 seconds
What is −314×435 ? Write the answer as a mixed number in simplest form.
find the value of a if x+12x²+4x+9a​
What is the size of ABC shown in the above figure