Asked by Lolz
Does the data in the table represent a direct or inverse variation? Write an equation that models the data in the table. X | 1 | 3 | 5 | 10
Y | 4 | 12| 20| 40
A) direct variation y=4x
B) direct variation y=1/4x
C) inverse variation xy=4
D) inverse variation xy= 1/4
Pls help lol im really stuck on this question.
Y | 4 | 12| 20| 40
A) direct variation y=4x
B) direct variation y=1/4x
C) inverse variation xy=4
D) inverse variation xy= 1/4
Pls help lol im really stuck on this question.
Answers
Answered by
mathhelper
looks like when I multiply each of the x values by 4, I get the y value, mmmhhh?
Answered by
Lolz
Yes i see that too but i’m unsure of the type of variation.
Answered by
oobleck
so, clearly, y = 4x
direct variation is y = kx
direct variation is y = kx
Answered by
Lolz
Ah okay thank you
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