OCR MEI Paper 2 2022 June — Question 3

Exam BoardOCR MEI
ModulePaper 2 (Paper 2)
Year2022
SessionJune
TopicExponential Equations & Modelling
3
  1. On the axes in the Printed Answer Booklet, sketch the curve with equation \(\mathrm { y } = 3 \times 0.4 ^ { \mathrm { x } }\).
  2. Given that \(3 \times 0.4 ^ { x } = 0.8\), determine the value of \(x\) correct to 3 significant figures.
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