Ineed with number 18 cyase i dont want to get yelled at by my teacher

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

17 in long 1.3 ft wide and 8in high what is the volume

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project