UPSC 2015 CDS II Math Paper

© examsiri.com
Question : 16 of 100
 
Marks: +1, -0
If a, b and c satisfy the equation x3−3x2+2x+1=0 then what is the value of
1
a
+
1
b
+
1
c
?
[2015 CDS-II]
Go to Question: