Mathematics, 10.10.2019 16:30 HealTheWorld
1. if f(x) varies directly with x, and f(x) = 12 when x = 8, write the direct linear variation equation.
a. f(x)=8x
b. f(x)=12x
c. f(x)=2/3x
d. f(x)=3/2x
2.which does not show a direct variation between x and y?
a. y=5x
b. y=6/x
c. y=0.7x
d. y=x/9
3.find the constant of variation for the relationship shown in the following table:
x 1 2 3 4
y 3 6 9 12
Answers: 2
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1. if f(x) varies directly with x, and f(x) = 12 when x = 8, write the direct linear variation equat...
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