Solve a cylinder of radius r cm and height h cm has a curved surface area A cm, where
a) obtain a formula for h
b) find the value of h when A = 93 ,R = 2.5 and = 3.1

Is each relation a function? if so, state whether it is one-to-one or many-to-one. 3. (-4,7), (-3,5), (1,4), (3,-8), (5,-11) 4. (-4,8), (-2,4), (0,1), (2,4), (4,8) 5. (-2, 1), (-2,3), (0,-3), (1,4), (3,1)

What are the soultion(s) to the quadratic equation 40- x^2=0

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 .