tensaytadesse123
Answered

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find the principal argument z= -2i​

Sagot :

sqdancefan

9514 1404 393

Answer:

  -π/2

Step-by-step explanation:

The number lies on the negative imaginary axis, at an angle of -π/2 radians from the positive real axis.

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The principal argument is the angle in the interval (-π, π].

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