Answer and explanation

Correct answer: C.

  1. Step 1: Rearrange to find the value of the trigonometric ratio, then use the special angles. Step 2. In the interval the solution is . **Answer: . Why not the others:** : That is the angle for a different value of the ratio. : That is the angle for a different value of the ratio. : That is the angle for a different value of the ratio.

Practise more Sequences, trigonometry, probability and matrices.

Free questions with an explanation for every one, and full timed Tawjihi (Palestinian General Secondary Examination), Scientific Stream mock tests.

Solve 2 sin x = 1 for… | Tawjihi (Palestinian General Secondary Examination), Scientific Stream