You must be logged in to see worked solutions.

Already have an account? Log in here.

Quadratic equations describe the motion of a baseball after it connects with a bat, and the acceleration of gravity at the Earth's orbit.

In 36 years, Frank will be half the square of the age he was 4 years ago. How old is Frank now?

You must be logged in to see worked solutions.

Already have an account? Log in here.

A firework is shot from the top of a hill that is 60 feet above a lake. The firework's height above the surface of the lake \(t\) seconds after launch is given by

\[ h = - 16t^2 + 160 t + 60 \]

Given that the firework explodes at the highest point of it's path, at what height above the surface of the lake will it explode?

You must be logged in to see worked solutions.

Already have an account? Log in here.

In the above image, the blue picture is 3 inches longer than it is wide. On all sides, the yellow frame is 5 inches around. If the area of the picture is 378, what is the area of the frame?

You must be logged in to see worked solutions.

Already have an account? Log in here.

You must be logged in to see worked solutions.

Already have an account? Log in here.

You must be logged in to see worked solutions.

Already have an account? Log in here.

×

Problem Loading...

Note Loading...

Set Loading...