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Which function has the smallest y-intercept value

Point a is located at (0, 4), and point c is located at (−3, 5). find the x value for the point b that is located one fourth the distance from point a to point c. −0.25 −0.5 −0.75 −1

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.