Line l has a slope of the line through which of the following pair of points is perpendicular to l? A. (21,-4), (-5,7)
B.(-7, -5),(4,7)
c. (7-7), (-5,4)
D.(-2,-5), (4,7)

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Describe how making an ‘and’ compound sentence effects your solution set

Factor the polynomial expression x6 – x3 – 20