1MA0 Higher June 2016 Paper 1 Q24
24 Given that \(y \propto \dfrac{1}{x^2}\), complete this table of values.
| \(x\) | 1 | 2 | 5 | 10 |
|---|---|---|---|---|
| \(y\) | 1 |
(4)
| Answer | Mark | Notes |
|---|---|---|
| 100, 25, 4 | 4 | M1 for \(y = \dfrac{k}{x^2}\) oe or \(1 = \dfrac{k}{10^2}\) M1 for complete method to find \(k\) or \(y = \dfrac{100}{x^2}\) oe OR (dep on M1) for \(k = 100\) A1 for one entry correct A1 for other two entries correct |