What is the 13 term of the geometric sequence whit this explicit formula an=3•(-2)(n-1)

Which graph shows a function with a range of all real numbers greater than or equal to -1

What is the perimeter of square abcd? units units 28 units 37 units

Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the same distance in only 6 minutes. if the river flows at 5km/hr, how fast can kelli swim in still water?