(+4)4.Expand37 + 8 + 9 + 10 +117 + 8 + 9 + 10 +11 + 12 + 133 + 4 + 5 + 6 + 7O7 + 11 + 15 + 19 +23

Ket asked Feb 11, 2023

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16 votes

Ket asked Feb 11, 2023

by Ket

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25 votes

In the summation, we have n equals 3 and upto 7.

To expand the summation, substitute the value of n in the function from 3 to 7,

Thus the expansion is

The correct option is a.

Adi Azarya answered Feb 17, 2023

3.3k points

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