I need help with a test

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).

What is the 8th term of the geometric sequence with this explicit formula? an= )(n-1)