What is the surface area, in square inches, of a disco ball with a circumference of 188.5 centimeters?

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Let f (x) = x e8x. find a formula for the nth derivative of f, where n is any positive integer. use x and n in your answer if needed. f (n)(x) =