Please help urgently with these problems show the work please its for a test i need this asap i label you the branliest

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters

Find the slope of the line that passes through the points (0, 0) and (-2, -3). 2/3 3/2 -3/2