Question

Use the explicit rule given to write the first four terms the sequence
F(n)=n²+7

Answer 1

8, 11, 16, 23

Explanation:

the rule is: f(n) = n²+7

first 4 terms are:

f(1) = 1² +7 so f(1) = 8

f(2) =2² +7 so f(2) = 11

f(3) = 3² +7 so f(3) = 16

f(4) = 4² +7 so f(4) = 23