A-Level
CAIE
Mathematics
May 2023
QP-202305-Mathematics-P33 · Question 5
Question (excerpt):
5 x y O M a 1 6π The diagram shows the part of the curve y = x2 cos 3x for 0 ≤x ≤1 6π, and its maximum point M, where x = a. (a) Show that a satisfies the equation a = 1 3 tan−1 @ 2 3a A . [3] ........…
5 x y O M a 1 6π The diagram shows the part of the curve y = x2 cos 3x for 0 ≤x ≤1 6π, and its maximum point M, where x = a. (a) Show that a satisfies the equation a = 1 3 tan−1 @ 2 3a A . [3] ........…
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