What is the midpoint of the x-intercepts of Ax) = (x-4)(x + 4)?​

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.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

What is x and y intercepts for y=x+7