Higher November 2022 Paper 3 Q26
26 Here is a sketch of the graph of \(\quad y = 5^x\)
In parts (a) and (b) the sketch of \(\quad y = 5^x \quad\) is shown as a dashed line.
(a) On the axes below, sketch the graph of \(\quad y = -5^x\) [1 mark]
(b) On the axes below, sketch the graph of \(\quad y = 5^x - 1\) [1 mark]
| Answer | Mark | Comments |
|---|---|---|
| Reflection of given graph in the \(x\)-axis | B1 | mark intention |
Additional guidance
| Answer | Mark | Comments |
|---|---|---|
| Translation downwards of given graph which must go through (0, 0) | B1 | mark intention, but must be negative for negative values of \(x\) and be positive for positive values of \(x\) drawn below dashed line |
Additional guidance
