80 gallons turned into kilograms

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

What is the product? (x2+3y+7) [yy+1)

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.