# Highs and Lows Part 1: Completing the Square

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### Attachments

Accessible Version AccessibleVersion in PDFFormat.

### General Information

Subject(s): Mathematics
Grade Level(s): 9, 10, 11, 12
Intended Audience: Students
Keywords: maximum and minimum, maximum, minimum, quadratic function, parabola, extrema, complete the square, completing the square, quadratic, vertex, turning point, jump, parabola, perfect squares, animals, dolphins, jumping, mathematics, algebra, interactive, tutorials, elearning, e-learning
Instructional Component Type(s):

## Aligned Standards

This vetted resource aligns to concepts or skills in these benchmarks.

## Suggested Tutorials

Quadratic Function Part 2: Launches:

Learn about different formats of quadratic equations and their graphs with experiments involving launching and shooting of balls in this interactive tutorial.

This is part 2 of a two-part series: Click HERE to open part 1.

Highs and Lows Part 2: Completing the Square:

Learn the process of completing the square of a quadratic function to find the maximum or minimum to discover how high a dolphin jumped in this interactive tutorial.

This is part 2 of a 2 part series. Click HERE to open part 1.

Solving Rational Equations: Cross Multiplying:

Learn how to solve rational linear and quadratic equations using cross multiplication in this interactive tutorial.

Finding the Zeros of Quadratic Functions:

Learn to find the zeros of a quadratic function and interpret their meaning in real-world contexts with this interactive tutorial.

Finding the Maximum or Minimum of a Quadratic Function:

Learn to complete the square of a quadratic expression and identify the maximum or minimum value of the quadratic function it defines. In this interactive tutorial, you'll also interpret the meaning of the maximum and minimum of a quadratic function in a real world context.