Adolphin swimming 24 feet below the ocean's surface dives 18 feet straight down. how many feet below the ocean's surface is the dolphin

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

With alll of except for the 2 that i did already

Identify the slope an intercept of the following linear equation y = 1/5x - 6 a. slope: 1/5; intercept: -6 b. slope: 5; intercept: -6 c. slope: -1/5; intercept: 6 d. slope: 1/5; intercept: 6