Chapter 1 Quadratic Equations In One Unknown Worksheet With Answers Page 22
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34Number and Algebra
Number and Algebra
y
− x − 12
2
y = x
6
4
2
x
−4
−3
−2
−1
0
1
2
3
4
5
−2
−4
−6
−8
−10
−12
The x -intercepts of y = x
− x − 12 are −3 and 4.
2
(b)
− x − 12 = 0 are −3 and 4.
2
Therefore, the roots of the equation x
22
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