1.
The number of values of for which is
2.
The value of is
3.
The maximum value of is
4.
If then being number of 2's, is equal to
5.
If , then the value of is given by
6.
If , then the value of is
7.
The set of values of for which is
8.
The maximum value of under the restriction
9.
If are angles of a triangle, then the minimum value of is
10.
If the interior angles of a polygon are in A.P. with common difference and the smallest angle , then the number of sides of the polygon is