Taylor polynomial of degree 4 of the function f(x)=arctan(x) at a=0

Select the correct answer from each drop down menu

Which is an equation for the nth terms of the sequence 12,15,18,21

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.