DrunkenTim DrunkenTim

07-08-2018
Mathematics

contestada

Given that [tex] (-5,9) [/tex] is on the graph of [tex] f(x) [/tex], find the corresponding point for the function [tex] f(-\frac{1}{4}x) [/tex].

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sqdancefan sqdancefan

08-08-2018

f(-1/4x) is a horizontal expansion by a factor of 4 together with a reflection across the y-axis. When the point (-5, 9) is horizontally expanded by the factor 4 and reflected across the y-axis, it becomes (20, 9).

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