What is the value of the fourth term in a geometric sequence for which a1=10 and r=0.5?

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Have yall ever just farted and was like, i farted.