UPSC CDS Math Square, Roots and Surds Questions

© examsiri.com
Question : 16 of 22
 
Marks: +1, -0
if x=
√a+2b+√a−2b
√a+2b−√a−2b
then bx2−ax+b is equal to (given that b≠ 0)
[2016 CDS-I]
Go to Question: