Mathematics, 05.09.2019 17:20 cadence58
Determine whether y varies directly with x. if so, find the constant of variation k and write the equation.
x y
6 24
18 72
54 216
162 648
a) yes; k = 4; y = 4x
b) yes; k = 3; y = 3x
c) yes; k = 6; y = 6x
d) no
Answers: 1
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