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Solve the followings: 1- if zl=2+3i, z2=-1+i and 23=3-2i, give an expression for zlz2 + (23).

Solve the followings: 1- if zl=2+3i, z2=-1+i and 23=3-2i, give an expression for zlz2 + (23).

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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19 O KB/S il.9:YO 4G, Exercises 30 December 2. Exercises 30 December 2021 Solve the followings: 1- if zl=2+3i, z2=-1+i and z3=3-2i, give an expression for zlz2 + (z3). 2- i (2+ i) (1-2iy! (2-i) = 3- if the complex number z = re' then the modulus of z is equal to (z*is the complex conjugate of 2) C) (z2*)05 F) (2)05 A) (2*)0.5 B) (zz*) D) (zz*) E) (z) 4- if the complex number z = cos(0) + i sin(0) then the complex conjugate of z is equal to A) 1/z B) 2z C) z? D) z2 E) z05 F) sin(0) +i sin(0) 5- For the two complex numbers z=Tiee and z3=rze the expression of the argument of z122 is
Transcribed Image Text:19 O KB/S il.9:YO 4G, Exercises 30 December 2. Exercises 30 December 2021 Solve the followings: 1- if zl=2+3i, z2=-1+i and z3=3-2i, give an expression for zlz2 + (z3). 2- i (2+ i) (1-2iy! (2-i) = 3- if the complex number z = re' then the modulus of z is equal to (z*is the complex conjugate of 2) C) (z2*)05 F) (2)05 A) (2*)0.5 B) (zz*) D) (zz*) E) (z) 4- if the complex number z = cos(0) + i sin(0) then the complex conjugate of z is equal to A) 1/z B) 2z C) z? D) z2 E) z05 F) sin(0) +i sin(0) 5- For the two complex numbers z=Tiee and z3=rze the expression of the argument of z122 is
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