Mathematics
Grade 9
15 min
Identify direct variation and inverse variation
Identify direct variation and inverse variation
Tutorial Preview
1
y varies directly with x. If y=15 when x=3, find the constant of variation k.
2
y varies inversely with x. If y=4 when x=5, find the constant of variation k.
3
Is y = 7x + 1 direct variation, inverse variation, or neither?
Sample Practice Questions
Easy
Identify the type of variation for the equation y = 4x.
0.Direct
1.Inverse
2.Neither
3.Both
Easy
Identify the type of variation for the equation y = 12/x.
0.Direct
1.Inverse
2.Neither
3.Both
Easy
y varies directly with x. If y=10 when x=2, what is the constant k?
0.2
1.5
2.8
3.20
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