Quadratic Equation Skeleton

The graph of a quadratic function is shown on the grid. Which equations best represents the axis of symmetry?

• y = 6

• x = 2

• y = 4

• x = 0

The graph of f(x)= x² was transformed to create the graph of g(x) = (x - 7.5)². Which of these describes the transformation?

• A horizontal shift to the right 7.5 units

• A horizontal shift to the left 7.5 units

• A vertical shift down 56.25 units

• A vertical shift up 56.25 units

A projectile is launched into the air from the ground. The table shows the height of the projectile, h(t), at different times. Based on the table, which function can best be used to model this situation?

• h(t)= 99t² + 858

• h(t)= -4.9t² + 295t + 0.6

• h(t)= -4.9t² +295t + 2

• h(t)= 99t² + 1,470.3

When the vertex of a parabola is at its highest point it is called _________.

• Minimum

• Maximum

• Intersection

• y-intercept

Tags

CCSS.HSF-IF.C.7A

Select the solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

The quadratic function y = -2x² + 4x + 6 is pictured. What are the solutions to the equation 7.5 = -2x² + 4x + 6?

• x = 0.5

• x = 1.5

• x = 1

• x = 8

• x = 6

What are the solutions to the quadratic equation?

• x = -4

• x = 1

• x = -1

• x = 2

• x = 4

f(x) = (a)   x² + ​​ (b)   x + ​ ​ (c)  

• a

• b

• c

• d

• x

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

It is a polynomial equation of degree two that can be written in the form

ax² + bx + c = 0, where a, b, and c are real numbers and a ≠ 0.

• Linear Equation

• Linear Inequality

• Quadratic Equation

• Quadratic Inequality

Tags

CCSS.8.EE.C.7B

What is a second degree polynomial equation?

• Linear Equations

• Quadratic Inequalities

• Quadratic Equations

• Quadratic Functions