yolett27 yolett27

17-02-2021
Mathematics

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What is the rate of change in y per unit change in x for this linear function?
A. -5
B. -2.5
C. -2
D. -0.4

What is the rate of change in y per unit change in x for this linear function A 5 B 25 C 2 D 04 class=

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itisforscience itisforscience

17-02-2021

B. -2.5

Step-by-step explanation:

This is asking for gradient. Pick any two points (x, y) then calculate the y change ÷ x change. example, (0, -5) and (-2, 0). with [0-(-5) ÷ -2-0] you get -2.5

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