1MA0 Foundation March 2013 Paper 2 Q18
18 \(f = 8\)
(a) Work out the value of \(2f + 7\) (2)
\(T = 3g + 5h\)
\(g = -2\)
\(h = 4\)
(b) Work out the value of \(T\). (2)
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(2 \times 8 = 16\) \(16 + 7\) | 23 | 2 | M1 for correct substitution of 8 into the expression \(2f\) A1 cao |
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(3 \times -2 + 5 \times 4\) | 14 | 2 | M1 for correct substitution into the formula A1 cao |