Features of Quadratics
What is the y-intercept of the following Equation:
y = x2 + 5x - 3
(0,-3)
(x-5)(x+2)=0
x=5,-2
x2 = 144
x = 12, -12
x2 + 8x = -1
x = -4+√15, -4-√15
-2x2 + 12x - 5 = 0
x = 0.45, 5.55
What is the C-Value of the following equation:
x2 - 16x + ___
C = 64
x2 - 5x - 14 = 0
x = -2, 7
x2 = -64
No Solution
x2 + 6x = 144
x = -3+√153, -3-√153
x2 + 19x - 7 = 0
x = 0.36, -19.36
What is the Axis of Symmetry of the following equations:
x2 + 6x + 16
x = -3
x2 + 7x = 0
x = 0, -7
x2 = 91
x = √91, -√91
x2 + 16x = -59
x = -8+√5, -8-√5
3x2 + 18x - 27 = 0
x = 1.24, -7.24
What is the Vertex of the following equations:
2x2 - 4x - 3
(1,-5)
2x2 - 5x + 2 = 0
x = 1/2, 2
-12x2 = -300
x = 5, -5
x2 - 4x = 30
x = 2+√34, 2-√34
-x2 + 9x + 5 = -3
x = -0.82, 9.82
What is the Vertex of the following equations:
5x2 + 40x - 8
5x2 + 16x = -3
x = -3, -1/5
3x2 + 8 = 56
x = 4, -4
x2 - 2x - 35 = 0
x = -5, 7
5x2 + 10x + 7 = 2
x = -1