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Terezagonzalez2271
04.10.2019 •
Mathematics
Which of the following statements are true about the function y= 3x?
i. the function is a direct variation.
ii. the function goes through the origin.
iii. the constant of variation is 1/3
iv. y is 6, when xis 2.
a. i and ii
b. i and iv
c.i, ii, iii, and iv
d.i, ii, and iv
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Ответ:
D. i, ii and iv.
Step-by-step explanation:
i. is true. Direct variation is y = kx where k is a constant.
ii is also true as when x = 0 y = 0.
iv is also true because when x = 2, y = 3*2 = 6.
Ответ: