Question
x and y are variables. Plotting ln 2y against x^2 produces a straight line, and
that line goes through (4, 14) and (6, 9).
From part 4(a): k = (1/2) e^24 and a = -2.5.
[2 marks]
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Modelled on Cambridge 0606 · May/Jun 2026 · Paper 21 · Q4(c)
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