Higher June 2017 Paper 1 Q11
11 The graph of \(y = \mathrm{f}(x)\) is drawn on the grid.
(a) Write down the coordinates of the turning point of the graph. (1)
(b) Write down estimates for the roots of \(\mathrm{f}(x) = 0\) (1)
(c) Use the graph to find an estimate for \(\mathrm{f}(1.5)\) (1)
| Answer | Mark | Notes |
|---|---|---|
| (1, −3) | B1 | cao |
| Answer | Mark | Notes |
|---|---|---|
| \(-0.75\), 2.75 | B1 | accept \(-0.7\) to \(-0.8\), 2.7 to 2.8 |
| Answer | Mark | Notes |
|---|---|---|
| \(-2.8\) | B1 | cao |