UPSC NDA II 2013 Mathematics Paper
© examsiri.com
Question : 19 of 120
Marks:
+1,
-0
Let n be a positive integer and ( 1 + x ) n = a 0 + a 1 x + a 2 x 2 + . . . + a n x n
What isa 0 + a 1 + a 2 + . . . + a n equal to?
What is
Go to Question: