RRB NTPC CBT I 28 Dec 2020 Shift 2 Paper
© examsiri.com
Question : 14 of 100
Marks:
+1,
-0
If p2 + q2 - r2 = 0, then the value of (p6 + q6 - r6) ÷ p2q2r2 is:
Go to Question: