Simplify the equation
((x-2/x+2)^-1 - (x-2)/(x+2))•x^-1 - ((x^2-4)/(12-x^2 ))^-1

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.