

Examples of a complex number
Problem 1 Identify the coordinates of all complex numbers represented in the graph below.
Problem 2) In what quadrant, is the complex number $$ 2 i $$ ?
This complex number is in the fourth quadrant.
Problem 3) In what quadrant, is the complex number $$2i 1 $$ ?
This complex number is in the 2nd quadrant.
Problem 4) In what quadrant, is the complex number $$i 1 $$ ?
This complex number is in the 3rd quadrant.
Complex Number
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