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z=20i+26z=20i+26\newlineWhat are the real and imaginary parts of zz?\newlineChoose 11 answer:\newline(A) Re(z)=20\text{Re}(z)=20 and Im(z)=26\text{Im}(z)=26\newline(B) Re(z)=26\text{Re}(z)=26 and Im(z)=20i\text{Im}(z)=20i\newline(C) Re(z)=20i\text{Re}(z)=20i and Im(z)=26\text{Im}(z)=26\newline(D) Re(z)=26\text{Re}(z)=26 and Im(z)=20\text{Im}(z)=20

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Q. z=20i+26z=20i+26\newlineWhat are the real and imaginary parts of zz?\newlineChoose 11 answer:\newline(A) Re(z)=20\text{Re}(z)=20 and Im(z)=26\text{Im}(z)=26\newline(B) Re(z)=26\text{Re}(z)=26 and Im(z)=20i\text{Im}(z)=20i\newline(C) Re(z)=20i\text{Re}(z)=20i and Im(z)=26\text{Im}(z)=26\newline(D) Re(z)=26\text{Re}(z)=26 and Im(z)=20\text{Im}(z)=20
  1. Definition of Complex Numbers: The real part of a complex number is the coefficient of the real unit 11, and the imaginary part is the coefficient of the imaginary unit ii.
  2. Identifying Real and Imaginary Parts: For z=20i+26z=20i+26, the real part is 2626 and the imaginary part is 20i20i.

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