Ihave three questions.
_what operation does sum imply?
_what operation will undo subtraction?
_what operation does product imply?

Which expression shows the sum of the polynomials with like terms grouped together

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?

Graph a triangle (xyz) and reflect it over the line y=x to create triangle x’y’z’. describe the transformation using words. draw a line segment from point x to the reflecting line, and then draw a line segment from point x’ to the reflecting line. what do you notice about the two line segments you drew? do you think you would see the same characteristics if you drew the line segment connecting y with the reflecting line and then y’ with the reflecting line? how do you know?