Complex Numbers » Exercise – 1
6. Which one is not a root of the fourth root of unity.
(a) i
(b) 1
(c) i/√2
(d) -i
| Subject Name : Engineering Mathematics |
| Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT |
| Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant |
| Engineering Mathematics Books |
| GATE 2023 Total Info | ENGG DIPLOMA | UGC NET Total Info |
| IES 2023 Total Info | PSUs 2022 Total Info | CSIR UGC NET Total Info |
| JAM 2023 Total Info | M TECH 2023 Total Info | RAILWAY 2022 Total Info |
Related Posts
Complex Numbers » Exercise - 17. If z3 – 2z2 + 4z – 8 = 0 then : (a) |z| = 1 (b) |z| = 2 (c) |z| = 3 (d) none- Complex Numbers » Exercise - 18. i1 + i2 + i3 + i4 + ……… + i1000 = (a) 0 (b) 1 (c) -1 (d) none
- Complex Numbers » Exercise - 14. Value of ω1999 + ω299 + 1 is : (a) 0 (b) 1 (c) -1 (d) 2
- Complex Numbers » Exercise - 110. The small positive integer 'n' for which (1+i)2n = (1-i)2n is : (a) 2 (b) 4 (c) 8 (d) 12
- Complex Numbers » Exercise - 1 1. Number of solutions to the equation (1 –i)x = 2x is : (a) 1 (b) 2 (c) 3 (d) no solution