Q20. The polar form of -1 + i is:Mathematics — Number Systems — Question 20 of 195A. cos(π / 4) + i sin(π / 4)B. √2 [cos(5π / 4) - i sin(5π / 4)]C. √2 [cos(3π / 4) - i sin(3π / 4)]D. √2 [cos(3π / 4) + i sin(3π / 4)]Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →