Need help with math pls help me will mark brainiest.

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

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.