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Q21: Question – Paper 1 – November 2018
Q21: Question – Paper 1 – November 2018
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Here are the first four terms of a quadratic sequence.
11 26 45 68
Work out an expression for the nth term.
Question
21) Here are the first four terms of a quadratic sequence.
11 26 45 68
Work out an expression for the nth term.
[3 marks]