- Graph \(y=4\) and \(y=|2 x+2|\) on the same number plane. (2 marks)
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- Hence, solve \(|2 x+2|=4\). (1 mark)
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a.
b. \(\text{Solutions occur at graph intersections:}\)
\(\Rightarrow x=1 \ \ \text{or} \ \ x=-3.\)
Show Worked Solution
a.
b. \(\text{Solutions occur at graph intersections:}\)
\(\Rightarrow x=1 \ \ \text{or} \ \ x=-3.\)