Factor 3x^2 minus 12x minus 36 completely

1. are the triangles similar and if so why? what is the value of x? show your work.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

An art teacher made a copy of a small painting. to make the painting easier to see the teacher enlarged the area of the painting by 49%. let y respresent the area of the original painting. the expression below is one way to resperesnt the area of the new painting.find two equivalent expressions that would give the area of the new painting y+0.49y