The value of (1.002)12 upto fourth place of decimal is
1.0242
1.0245
1.0004
1.0254
In the expansion of , the term containing x4 is
70 x4
60 x4
56 x4
None of these
The number of terms in the expansion of (1 + 6x + 9x2)23 is
24
46
47
48
If the coefficients of x2 and x3 in the expansion of (3 + ax)9 be same, then the value of a is
3/7
7/3
7/9
9/7
If p and q be positive , then the coefficient of xp and xq in the expansion of ( 1 + x ) p+q will be
Equal
Equal in magnitude but opposite in sign
Reciprocal to each other
None of the above
Tenth term of the expansion (2x - y)71 is
-220 x2 y9
220 x2 y9
220 x2 y10
-220 x3 y9
If nN ,then x2n-1+y2n-1 is divisible by
x+y
x-y
x2+y2
x2+xy
The sum of the coefficient in the expansion of (1+x - 3x2)2163 will be
0
1
-1
22163
If the ratio of the coefficient of third and fourth term in the expansion of (x - 1/2x )n is 1 : 2 , then the value of n will be
18
16
12
-10
If nN ,Then 23n-1 is divisible by
2
3
5
7
