What is (f+g)(x)? f(x)= – 5x+3 g(x)= – x2

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Asphere has a diameter of 10 in. what is the volume of the sphere?

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .