robertwilliams44 robertwilliams44

19-10-2021
Mathematics

contestada

Given that (9,2) is on the graph of f(x), find the corresponding point for the function f(-3/4x)

Respuesta :

lynnkc2000 lynnkc2000

19-10-2021

Answer:

(- 12 , 2)

Step-by-step explanation:

f(x) -> f(kx) |k| = |-3/4| = |- 0.75| = 0.75

0 < 0.75 < 1 , It's a horizontal stretch, (x,y) -> (x/k , y)

(9 , 2) -> (9 / (-3/4) , 2) -> (- 12 , 2)

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