dawwstickler dawwstickler
  • 22-06-2017
  • Mathematics
contestada

Which exponential function goes through the points (1, 8) and (4, 64)?

Respuesta :

irspow
irspow irspow
  • 22-06-2017
An exponential function can be expressed as:

y=ab^x  we have two points so we can solve

64/8=(ab^4)/(ab^1)

8=b^3

2=b, now we have:

y=a(2^x), using point (4,64)

64=a(2^4)

64=16a

4=a so

y=4(2^x)
Answer Link

Otras preguntas

45 divided by 3•. 2 to the 3 power
What happens when a neurotransmitter binds to a receptor on the postsynaptic cell?
I need help with this one!!
physical gegraphy of new england southren mid atlantic colonys determin echoamic activitys
HELP PLEASE The statement explains why the ordered pair is a solution to the system of equations. Is the statement true or false? The ordered pair (−4,−1) is a
Which answer shows this equation in standard form? 2(3x-2y)=2 A= 6x-4y=2 B= 4x-6y=2 C= 6x-4y=-2 D= 6x+4y=2
,What happens in a nuclear reaction? a. Four protons fuse to make an alpha particle. b. Alpha particles split apart to form protons. c. Protons com
what is the critical process that requires the identification of materials
The Hittites were among the first people to
After administering a medication a nurse should what