Register

Modulus: If z1=-2+3i and z2=1+2i calculate, |z1|, |z2|, and |z1+2z2|

Modulus: If z1=-2+3i and z2=1+2i calculate, |z1|, |z2|, and |z1+2z2|
asked 157k views
2 votes
Modulus: If z1=-2+3i and z2=1+2i calculate, |z1|, |z2|, and |z1+2z2|

asked
User Ianmjones
by
8.3k points

1 Answer

5 votes

|z_1|=√((-2)^2+3^2)=√(4+9)=√(13)\\ |z_2|=√(1^2+2^2)=√(1+4)=√(5)\\\\ z_1+2z_2=-2+3i+2(1+2i)=-2+3i+2+4i=7i\\ |z_1+2z_2|=√(0^2+7^2)=7
answered
User Manoj Savalia
by
7.8k points
← Prev Question Next Question →

Related questions

User Tentux
asked Jun 28, 2018 162k views
Find the distance using the modulus of the difference between z1 = -8 + 3i and z2 = 7 - 4i.
Tentux asked Jun 28, 2018
by Tentux
8.4k points
2 answers
1 vote
162k views
Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!