What is 57,876.48 rounded to the nearest tenth

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

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.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?