Mathematics (AS & A Level) · Oct / Nov 2017 · Paper 22 · Question 5
9709
As printed in the paper
The question as text
x y O P Q 0, 9 The diagram shows the curve y = 4e−2x and a straight line. The curve crosses the y-axis at the point P. The straight line crosses the y-axis at the point 0, 9 and its gradient is equal to the gradient of the curve at P. The straight line meets the curve at two points, one of which is Q as shown.
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5(i)[6]
5(ii)[3]
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