Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1. ​

Lin is shopping for a couch with her dad and heard him ask the salesperson “how much is your commission? ” the salesperson says that her commission is 5 1/2% of the selling price. a.how much commission will the salesperson earn by selling a couch for $495? b.how much money will the store get from the sale of the couch?

Having a hard time understanding this question (see attachment).

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.