Chapter 1 Quadratic Equations In One Unknown Worksheet With Answers Page 25

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1
Quadratic Equations in One Unknown
(b) (i) The maximum intergral value of p = (
)
36
x
3
4
5
6
7
8
9
y
9
4
1
0
1
4
9
y
9
− 12 x + 36
2
y = x
8
7
6
5
4
3
2
1
x
0
1
2
3
4
5
6
7
8
9
− 12 x + 36 = 0 has a double root of 6.
2
(ii)
From the graph in (b) (i), x
25

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