Question

N minus 3 is equal to 17 then the value of n is dash

Answer 1

Hey buddy...

n - 3 = 17

n = 17 + 3

n = 20 ans..

Hope this helps...!!!

Answer 2

Answer:

T

r+1

=

8

C

r

(x

2

)

n−r

(−1)

r

x

−r

Constant term =

8

C

r

x

2n−3r

(−1)

r

i.e., coefficient of x=0

hence,

n

C

2n/3

(−1)

2n/3

=15=

6

C

4

n=6