A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y = 9 - x^2What are the dimensions of such a rectangle with the greatest possible area?
Width -
Height -

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?