What do the following two equations represent?

Find the simple interest earned to the nearest cent for each principal,interest rate,and time 735 7% and two and a half years

Marie drew the triangle shown. she wants to draw a second triangle that is different from this one. use the drop-down menus below to complete the statements about the second triangle.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6