Exploring Quadratic Vocabulary in Algebra 1

This video tutorial covers key concepts in Algebra 1, Unit 8, Skill 2, focusing on quadratic vocabulary. It explains the axis of symmetry, vertex, y-intercept, and x-intercepts of a parabola. The video provides formulas and methods to identify these features in quadratic equations and graphs, enhancing understanding of their roles in algebraic expressions.

What materials are required for this video tutorial?

• Notebook and two colored pens

• Notebook and four different colored pens

• Textbook and a calculator

• Graph paper and a ruler

What is the axis of symmetry in a parabola?

• The point where the parabola crosses the y-axis

• The point where the parabola crosses the x-axis

• The line that divides the parabola into two symmetrical parts

• The point where the parabola reaches its maximum

What is the formula for finding the axis of symmetry?

• a times x minus h squared plus k

• ax squared plus bx plus c

• negative b over 2a

• c over 2a

What is the vertex of a parabola?

• The point where the parabola crosses the x-axis

• The point where the parabola reaches its maximum or minimum

• The line that divides the parabola into two symmetrical parts

• The point where the parabola crosses the y-axis

In vertex form, what does the vertex (h, k) represent?

• The line that divides the parabola into two symmetrical parts

• The point where the parabola crosses the x-axis

• The point where the parabola crosses the y-axis

• The point where the parabola reaches its maximum or minimum

What is the y-intercept of a parabola?

• The line that divides the parabola into two symmetrical parts

• The point where the parabola crosses the y-axis

• The point where the parabola crosses the x-axis

• The point where the parabola reaches its maximum or minimum

In the standard form equation of a parabola, what does 'c' represent?

• The vertex

• The axis of symmetry

• The y-intercept

• The x-intercept

What are the x-intercepts of a parabola also known as?

• Vertices

• Y-intercepts

• Solutions, roots, or zeros

• Axes of symmetry

How many x-intercepts can a parabola have?

• Three

• One

• Four

• Two

Which of the following is not a term used to describe the x-intercepts of a parabola?

• Solutions

• Roots

• Vertices

• Zeros