Which rational number multiplied by 4 2/3 results in a product of 1?

What is not true about kl and mn? what is mn? (show your work)

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)