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1.If the coefficient of 2nd ,3rd and 4th terms in the expansion of are in A.P., then the value of n is:
B. 5
C. 7
D. 10
2.The coefficient of the term independent of in the expansion of
is:
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ53157/1594384550551842.png)
B.
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ53157/1594384551284874.png)
C.
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ53157/1594384552043920.png)
D.
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ53157/1594384552819426.png)
3.If the binomial expansion is then the
equal to:
B. 1
C. -1
D. -4
4.In the expansion of , the term independent of x is :
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ52615/1593686709175967.png)
B. 2268
C. -2268
D. Non-existent
5.If the term in the expansion of
is
, for all
then the values of
and
are
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ52561/1593767478582781.png)
B.
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ52561/1593767479333781.png)
C.
![byjusexamprep](https://grdp.co/cdn-cgi/image/width=500,height=500,quality=50,f=auto/https://gradeup-question-images.grdp.co/liveData/PROJ52561/1593767480056949.png)
D. cannot be found
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