4MA0 Higher January 2015 Paper 3R Q13
13 Given that \(A = 2^3 \times 3\) and \(B = 2^2 \times 3^2\)
find the Lowest Common Multiple (LCM) of A and B.
(2)
| Scheme | Marks |
|---|---|
| \(2^3 \times 3^2\) | M1 |
| 72 | A1 |
| (2 marks) |
Notes
M1: for identifying \(2^3\) or \(3^2\) or
for 24, 48, 72 and 36, 72 or for an answer of 144 or 216
A1: accept \(2^3 \times 3^2\)