What is the cube root of -729a9b6? a)-9a^3b^2 b)-9a^2b^3 c)-8a^3b^2 d)-8a^2b^3

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Express -5 2/5 as an improper fraction.