Question

What is the middle term of the expansion of (a+2b)7?

Answer 1

Answer:

(5a+2b)7

Step-by-step explanation:

I think it is not write answer

Answer 2

Answer:- 14b

Step-by-step explanation:-

(a+2b)7

=a x 7 + 2b x 7

=7a+14b

It can also be written as 7a+14b+0

(xa + yb + c, where x & y are integers)

Therefore, the middle term of the expansion (a+2b)7 is 14b.