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Direct and Inverse
Direct and Inverse Variation
| Question | Direct |
|---|---|
| y = kx | Direct |
| k=yx | Inverse |
| y=10x | Direct |
| The relationship between the height of a cylinder and the circumfrence of its base when the volume is fixed (constant).For example if I have 12oz. of soda. | Inverse |
| Dividing x by three results in y also being divided by three. | Direct |
| Doubling x by causes y to double. | Direct |
| The product of x and y is always 40 | Inverse |
| The relationship between the circumfefence of a circle and its diameter. | Direct |
| x1\x2=y1\y2 | Direct |