logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
0 votes

The complex number $\large\frac{1+2i}{1-i}$ lies in which quadrant?

(A) I Quadrant

(B) II Quadrant

(C) III Quadrant

(D) IV Quadrant

Can you answer this question?
 
 

1 Answer

0 votes
$\large\frac{1+2i}{1-i}=\frac{(1+2i)(1+i)}{2}$ (Rationalising the denominator)
$=\large-\frac{1}{2}+\frac{3}{2}$$i$
$=(\large-\frac{1}{2},\frac{3}{2})$
which is in 2nd quadrant.
answered Jul 28, 2013 by rvidyagovindarajan_1
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...