Find the derivative using the definition of a derivative of f(x)=3-2x-x^2

Select the best attribute for the angle pair formed by two parallel lines intersected by a transversal.

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1