Find the slope of the line

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points