Which of the following are the correct properties of a slope? Check all that apply. A. A negative slope means that the line move
s down from left to right. B. The slope of a flat line should be exactly 0. C. The slope of a flat line is smaller than the slope of a steep line with a positive slope. D. The slope of a flat line is undefined. E. A negative slope means that the line moves up from left to right.
