Mathematics (AS & A Level) · May / June 2024 · Paper 33 · Question 4
9709
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1n y x (2.80, 0.372) (5.10, 2.21) O The variables x and y satisfy the equation ky ecx = , where k and c are constants. The graph of y ln against x is a straight line passing through the points (2.80, 0.372) and (5.10, 2.21), as shown in the diagram. Find the values of k and c. Give each value correct to 2 significant figures. [4]
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