The coefficient of in the expansion of is ____.
30
60
40
None of the above
The coefficient of in the expansion of is ____.
If the coefficient of x in the expansion of is 270, then k = ____.
1
2
3
4
The coefficients of three successive terms in the expansion of are 165, 330 and 462 respectively, then the value of n is ____.
11
10
12
8
The term independent of y in the expansion of is ____.
84
8.4
0.84
– 84
The coefficient of the term independent of x in the expansion of is ____.
The term independent of x in is ____.
None of the above
The value of _____.
-1
-2
-3
-4
____.
0
____.
1
-1
0
None of the above