(2) a) Complete the table of values for y = x2 + x - 4
-2 -1 0 1 2 3
y
Х
-3
Tout
+A
+B
b) Which curve, A, B, C or D
is the graph of
y = x2 + x - 4? (1)
5
+C
+D
-1
a
2
Х
c) Use the graph to estimate
both solutions to
x2 + x - 4 = 0 (2)
--5
Total marks: 5

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