Which of the economic goals correlates with the explanation "the ability of people to make choices"? a. equity b. innovation c. efficiency d. freedom i got d as my answer, is that correct? ,

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =