What is the solution set of 2x2 7x 5=0? ?

Which of the following is true for the relation f(x)=2x^2+1

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents