Explain how you would graph a parabola that is vertex form

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Find the missing factor. write your answer inexponential form.9^2=9^4×

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.