Question

if (x+iy)=(2+4i)^2, find value of x and y​

Answer 1

The value of x is 2 and The value of y is 4

Answer 2

Step-by-step explanation:

(x+iy)=(2+4i)²

x+iy=4+16i+16i²

x+iy=4+16i-16 ( we know i²= -1)

x+iy= -12+16i

seperating real and imaginary parts

x= -12 & y=16

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