Quadratic function graph

identifying quadratic equation and function

Multiple Choice

In the picture, what does the coordinate (0, -2), where the parabola crosses over the y-axis, represent?

• the x-intercept
• the minimum
• the axis of symmetry
• the y-intercept

Multiple Choice

Which of the following is not an example of a Quadratic Equation

• y = 3x² + x - 33

• 5x ( 2x - 1)+ 10x² + 5

• 7( x³ - x² ) - 3( x³ - x² ) -4x³ +3x + 4

• y = 3x² + x - 33

Multiple Choice

Which of the following is a Quadratic Function?

• y = 8x^-2 +12x - 6

• y= ax² -bx² + c

• y = -8x^-3 + x² + 10

• y = 64 + 16x² - 8n

Multiple Choice

Which of the following is the value of c in the given quadratic equation x² + 2 ( x- 4 ) = 0 ?

• -8

• +8

• +16

• -16

Multiple Choice

Transform the Equation y = 7 + (x -4)² + 120

• y= 7x - 28 + 120

• y = x² - 16x + 143

• y = 7x - 28 + 120

• y = x² - 8x + 143