3.1 In the diagram below, ΔAQPR is a right-angled triangle with QPR = 90 o
3.1.1 Use the sketch to determine the ratio of tan(900 — R). (1)
3.1.2 Write down the trigonometric ratio that is equal to
S(-3 ; -4) is a point on the Carstesian plane such that OS makes an angle of θ with the positive x-axis.
Calculate the following WITHOUT using a calculator:
3.2.1 The length of OS (2)
3.2.2 The value of sec θ + sin 2 θ (3)
3.3 Determine the value of the following WITHOUT using a calculator: