What affect does h = -2 have on the parent function y=1/x graph moves 2 units up vertical stretch by a factor of |-2| graph moves 2 units down graph moves 2 units to the left

Can someone plz me understand how to do these. plz, show work. in exercises 1-4, rewrite the expression in rational exponent form.[tex]\sqrt[4]{625} \sqrt[3]{512} (\sqrt[5]{4} )³ (\sqrt[4]{15} )^{7}\\ (\sqrt[3]{27} )^{2}[/tex]