2.654, 2.564,2.465, 2.065
No. To test whether a graph is a function or not you do the vertical line test where if a vertical line touches more than one point it is not a function
Answer:
a(n) = -16b + (n - 1)(3b)
Step-by-step explanation:
First term is -6b.
Common difference is 3b; each new term is equal to the previous one, plus 3b.
Formula for this arithmetic sequence is
a(n) = -16b + (n - 1)(3b)
Neptune is about four times wider than Earth.
