Question

In an A.P. an = n² +4 then find a3​

Answer 1

A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Most cells have one or more nuclei and other organelles that carry out a variety of tasks.

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Answer 2

Answer:

n=3

3^2+4

9+4

13

Answer is 13