A+b+c=4
a²+b²+c²=10
a³+b³+c³=22
a4+b4+c²=?

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

When turned about its axis of rotation, which shape could have created this three-dimensional object?