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haleybunch15
haleybunch15 haleybunch15
  • 21-02-2017
  • Mathematics
Answered

The graph of y = -3x + 2 intersects the graph of an exponential function at (-1, 5). Which of the following could be the exponential function? y = 10(2)x y = 10(0.5)x y = 5x y = 5(2)x

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 21-02-2017

one way is to subsitute the point (-1,5) for every function and see which one gives a true statement

5=10(2)^(-1) is true

5=10(0.5)^-1 is false

5=5(-1) is false

5=5(2)^-1 is false



answer is y=10(2)ˣ

Answer Link
vargasf013 vargasf013
  • 19-08-2019

Answer:

y=10(2)ˣ

Step-by-step explanation:

Answer Link

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