Edexcel PMT Mocks — Question 1

Exam BoardEdexcel
ModulePMT Mocks (PMT Mocks)
TopicModulus function

  1. Given that \(a\) is a positive constant,
    a. Sketch the graph with equation
$$y = | a - 2 x |$$ Show on your sketch the coordinates of each point at which the graph crosses the \(x\)-axis and \(y\)-axis.
b. Solve the inequality \(| a - 2 x | > x + 2 a\)