Q15 of 26 Page 8

Find the middle term of ( p/x + x/p ) ^9.

Here, Total terms are 9, i.e Odd number


Then middle term


Here, the middle term


Now,


T5 = T4 + 1


T4 + 1 = 9C4.


T4 + 1


T4 + 1


T4 + 1


For T6 = T5 + 1


T5 + 1 = 9C5.


T5 + 1


T5 + 1


=


Hence, the middle Terms are


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