. Expresar en coordenadas cartesianas el punto (-8, 15º). x= y= . Expresar en coordenadas polares el punto (7, 15). r= θ=

In two fractions have the same denominator but different numerators,which fraction is greater? give an example

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

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