A direct variation function includes the ordered pair (4, 5). Which statement is true? The constant of variation k is mc001-1.jp

Question

3 years ago

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A direct variation function includes the ordered pair (4, 5). Which statement is true? The constant of variation k is mc001-1.jp

g. The constant of variation k is mc001-2.jpg. It is not possible to determine the constant of variation from the information given.

Mathematics

2 answers:

iogann1982 [59] · Answer 1 · 2022-08-08T06:48:37+03:00

iogann1982 [59]3 years ago

8 0

Answer:

The constant of variation k is 5/4.

devlian [24] · Answer 2 · 2022-08-08T05:06:44+03:00

A direct variation suggest that the value of x in the equation would greatly affect the value of y such that when x is increasing, y also increases and the other way around. The equation for a direct variation is that,
y = kx
Substituting the given values in the ordered pair,
5 = k(4) ; k = 5/4