Recent questions tagged complex numbers - Math Homework Answers

1 answer

Find the modulus and argument of (i) z = ( 2- i)(1-3i) , (ii) (-1+2i)(1+i) all over (-2-3i).

asked Feb 9, 2017 in Other Math Topics by Enoch | 2.8k views

1 answer

Find the modulus and argument of z = ( 2- i)(1-3i) and (-1+2i)(1+i) all over (-2-3i).

asked Feb 9, 2017 in Other Math Topics by Enoch | 995 views

1 answer

What is the multiplicative inverse of a complex number (4-3i)?

asked Feb 2, 2017 in Other Math Topics by Help me | 1.7k views

1 answer

Please help my Math homework 2

asked Jan 31, 2017 in Other Math Topics by anonymous | 977 views

1 answer

Given that 1/Z = 1/Z1 + 1/Z2, obtain an explicit expression for R and X in terms of R1, R2, X¬1, X2.; where Z = R + Xi, Z1 = R1 +X1i, Z2 = R2 +X2i

asked Oct 4, 2016 in Algebra 1 Answers by Fianko | 1.5k views

1 answer

z is a variable complex number such that mod(z) = 2. Show that the point z + (1/z) lies on an ellipse of eccentricity 4/5 in the complex plane.

asked Jul 17, 2016 in Word Problem Answers by anonymous | 2.6k views

1 answer

(2 + 5i)2 − 20i +1, (4 + i)(-4 + i) ÷ 17, (3 + 2i)2 − (2 + 3i)2, 2i(5 + 4i) − 5(3 + 2i), (-2i)4 + (3i)3 + (27i) Solutions: -1, 10, -20, 16

asked Nov 9, 2015 in Calculus Answers by anonymous | 1.9k views

1 answer

show that the points 1+6i,3+10i and 4+12i are collinear

asked Oct 9, 2014 in Other Math Topics by brown Level 1 User (140 points) | 793 views

1 answer

show that the points 1+6i,3+10i and 4+12i are collinear

asked Oct 9, 2014 in Other Math Topics by brown Level 1 User (140 points) | 932 views

1 answer

Show tht modulus of sum of 2 complex no. is always greater then difference of their moduli

asked Oct 9, 2014 in Other Math Topics by anonymous | 975 views

Page:

« prev
1
2
3
4
5
6
7
...
9
next »

Recent questions tagged complex numbers

87,516 questions

100,279 answers

2,420 comments

731,275 users