How many real does this 2x^2-5x+3=0 equation have

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?