What's the Slope?
x2+5x+6
(x+2)(x+3)
y = x + 2
x2 = 4
x = -2, 2
x3-7x2-18x
Given the two points: (8, 1) and (4, 3), what is the equation of the line?
y = -1/2 x + 5
x2 + 2x = 0
x = 0, -2
4x2-16
4(x+2)(x-2)
Given the vertex: (1,2) and the y-int (0,3), what is the equation of the parabola?
y = (x-1)2+2
y=x2 - 2x + 3
x2 - 7x + 6 = 0
x = 1, 6
(x2+3x-4) / (x2+2x-8)
(x-1) / (x-2)
Given the vertex: (-3, 4) and x-ints: (-5, 0), (-1,0), what is the equation of the parabola?
y = -(x+3)2+4
y = x2 - 6x - 5
2x2 - 8x - 42 = 0
x = -3, 7
x2 - 3x + 2x - 6
(x-3)(x+2)
Given the x-ints: (1,0) and (3,0) and the y-int: (0,6), what is the equation of the parabola?
y = 2(x-1)(x-3)
y = 2x2 - 8x + 6
3x3 - 3x = 0
x = -1, 0, 1