A store is running a special promotion. If you spend at least Php 2500, you get Php 500 off. I f you spend at least Php5000,you will get Php 1250 off. If you spend at least Php 7500 you will get a discount of Php2500. How muchwould your discount be if you spent 1250, 3750, and 6570? Write in piecewise function