If Z = -1/√2 - i/√2, express in polar form

University of Ilorin MTH101 2025C past question

1. cos(3π/4) + i sin(3π/4)
2. cos(5π/4) + i sin(5π/4)
3. cos(7π/4) + i sin(7π/4)
4. cos(π/4) + i sin(π/4)

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