Which expression can be simplified as StartFraction 1 Over n Superscript 18 Baseline EndFraction? (n squared) Superscript 9 (n Superscript negative 9 Baseline) Superscript negative 2 (n Superscript negative 6 Baseline) Superscript negative 3 (n Superscript negative 3) Superscript 6

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.

Which geometric principle is used to justify the construction below?

Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters