Further Graphs (CIE IGCSE Maths: Core)

Exam Questions

3 hours20 questions

2 marks

Complete the table of values for $y = x^{2} - 4 x - 3$

$x$	-2	-1	0	1	2	3	4	5
$y$		2	-3	-6		-6	-3	2

How did you do?

4 marks

On the grid, draw the graph of $y = x^{2} - 4 x - 3$ for $- 2 ⩽ x ⩽ 5$ .

qp10b-0580-32-paper-3-nov-2020-cie-igcse-maths

How did you do?

2 marks

Use your graph to solve the equation $x^{2} - 4 x - 3 = 0 .$

$x$ = .................. or $x$ = ..................

How did you do?

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$x$	$- 6$	$- 3$	$0$	$3$	$6$	$9$	$12$	$15$
$y$	$96$			$- 21$	$- 24$		$24$	$75$

$x$	$- 2$	$- 1$	$0$	$1$	$2$	$3$	$4$
$y$		$2$	$5$	$6$			$- 3$

$x$	$- 4$	$- 2$	$- 1$	$0$	$1$	$2$	$4$
$y$		$- 10$		$0$	$2$		$- 4$

$x$	0	1	2	3	4	5	6	7	8
$y$	0		12	15		15	12

$x$	–6	–5	–4	–3	–2	–1		1	2	3	4	5	6
$y$	–1			–2	–3	–6		6	3	2		1.2	1

$x$	-5	-4	-3	-2	-1		1	2	3	4	5
$y$		-2	-2.7	-4	-8		8	4	2.7

$x$	−1	0	1	2	3	4	5	6
$y$		0		6	6			−6

$x$	-6	-4	-3	-2	-1		1	2	3	4	6
$y$		-1.5		-3				3		1.5