Edexcel PMT Mocks — Question 15

Exam BoardEdexcel
ModulePMT Mocks (PMT Mocks)
TopicDifferentiating Transcendental Functions
  1. The curve \(C\) has equation
$$y = \frac { 1 } { 2 } x - \frac { 1 } { 4 } \sin 2 x \quad 0 < x < \pi$$ a. Show that \(\frac { \mathrm { d } y } { \mathrm {~d} x } = \sin ^ { 2 } x\)
b. Find the coordinates of the points of inflection of the curve.
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