What solid 3D object is produced by rotating the triangle about line m?

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

For what values of x is x2 + 2x = 24 true?

What is the domain of the given function? {(3,-2), (6, 1), (-1, 4), (5,9), (-4, 0); o {x | x= -4,-1, 3, 5, 6} o {yl y = -2,0, 1,4,9} o {x|x = -4,-2, -1,0, 1, 3, 4, 5, 6, 9} o y y = 4,-2, -1, 0, 1, 3, 4, 5, 6, 9}