Explain why ∣x∣+5≥∣x+5∣|x| + 5 \geq |x+5|∣x∣+5≥∣x+5∣ for all real values of xxx.
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Markscheme
1.5.7 Graphs of functions and proportion Questions
36 exam-style questions on AQA A Level Maths 1.5.7 Graphs of functions and proportion. Each one has a worked solution and a mark scheme showing where the marks go.