Determine if the function f is an exponential function. If so, identify the base. If not, why not? F(x)=2^x+ 4

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.

Which strategy is used by public health to reduce the incidence of food poisoning?