(a) Complete the table of values for \(y = x^2 - 2\)
\(x\)
−3
−2
−1
0
1
2
3
\(y\)
−1
(2)
(b) On the grid, draw the graph of \(y = x^2 - 2\)(2)
Mark scheme (a)
Scheme
Marks
7 2 (−1) −2 −1 2 7
B2
(2)
Notes
B2: B1 for 4 correct
Mark scheme (b)
Scheme
Marks
graph
B2
(2)
(4 marks)
Notes
B2: B1 for 5 points plotted correctly ± ½ sq ft from (a) if at least B1 scored B1 for correct curve or, if there are 1 or 2 errors in (a) and no plotting errors, award for a curve passing through the 7 points from their table.
