CAPE Pure Mathematics Unit 2 · May/June 2018 · Paper 1 · Question Q14

The principal value of the argument of the complex number -2 + 2i is

1. (A)\frac{3\pi}{4}
2. (B)-\frac{\pi}{4}
3. (C)\frac{\pi}{4}
4. (D)\frac{3\pi}{4}