Adriveway is 40 yards long about how many meters long is it

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

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.

Factor the polynomial. b^2 + 4b + 4