An electric utility company estimates that the cost, (), of producing kilowatts of electricity is given by () = + , where represents the fixed costs and represents the variable unit costs.

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

How are sas and sss used to show that two triangles are congruent?