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Which of the following functions decreases, going downwards from left to right on a graph?
A. y = 4x
B. y = 5x
C. y = (1/2)^x
D. y = 3(2)^x
 one year ago
 one year ago
Which of the following functions decreases, going downwards from left to right on a graph? A. y = 4x B. y = 5x C. y = (1/2)^x D. y = 3(2)^x
 one year ago
 one year ago

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ninjawolfjjBest ResponseYou've already chosen the best response.1
I feel like you are missing a negative sign...
 one year ago

katlin95Best ResponseYou've already chosen the best response.1
no not missing anything:)
 one year ago

katlin95Best ResponseYou've already chosen the best response.1
would my answer be C?
 one year ago

ninjawolfjjBest ResponseYou've already chosen the best response.1
I believe it is probably C.
 one year ago

mathstudent55Best ResponseYou've already chosen the best response.0
C is correct. Since you are raising a fraction between 0 and 1 to a power, the higher the power, the smaller the number will be. For example: For x = 1, 2, 3 (1/2)^1 = 1/2 (1/2)^2 = 1/4 (1/2)^3 = 1/8 As you can see, as x increased, from 1 to 2 to 3, f(x) decreased from 1/2 to 1/4 to 1/8
 one year ago
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