Foundation June 2018 Paper 1 Q20
20. Here is an identity in terms of the variable \(x\).
\[m(x + 2) \equiv 3x + n\]Write down the value of each of the constants \(m\) and \(n\). [2]
| Scheme | Marks | Comments |
|---|---|---|
| \(m = 3\) and \(n = 6\) | B2 | B1 for \(m = 3\) or for \(n = 2 \times\)‘their \(m\)’ |
| (2) |