Question

Question #a5432

Answer 1

We can simply substitute 5 in the expression and do the calculation.

Explanation:

The expresión of the general term is:

`a_n=3/(2n) * (2n+5)`, so if we substitute `n` by `5` we get:

`a_5=3/(2*5) * (2*5+5)=3/10(10+5)=3/10*15=(3*3)/2=9/2`,

so the answer is D