Charleston School District
Evaluation of Roots
You mean the square root of five and five don't have the same value? Learners estimate the value of irrational roots. As they practice estimating the value, they increase their understanding of roots. The lesson is the fourth in a series...
Curated OER
Going Back to Your Roots
Who doesn't need to know the Fundamental Theorem of Algebra? Use the theorem to find the roots of a polynomial on a TI calculator. The class explores polynomials with one solution, no real solutions, and two solutions. This less...
Curated OER
Using a Dictionary: Root Words
A dictionary is a very helpful tool. Teach your third graders how to locate words, define them, and understand what root words are. They look up 12 words, write their definitions, then determine the root word that helps categorize each...
Curated OER
Powers and Roots of Complex Numbers
Explore a few powers of complex numbers numerically and decide if there is a pattern and use parametric equations to represent a complex number graphically. Use De Moivre's theorem to represent the roots of the complex number...
Curated OER
Word Roots SPECT, STA and VERT: MyVocabulary.com
A 12-question crossword puzzle for the roots spect, sta, and vert, to complete this activity pupils must come up with words that match the clue given and contain one of these roots. Crossword, clues and answer key are all available and...
Curated OER
Watch Your P's and Q's
Using your graphing calculator, find all the rational zeroes of a polynomials by using the Rational Zero Theorem. Divide polynomials using the Remainder Theorem and the Factor Theorem and then graph it to find the number of real roots.
Illustrative Mathematics
Placing a Square Root on the Number Line
There are many ways to approach finding the rational approximation of an unknown square root. Here is a problem that will help math learners make a connection between square roots and their order on a number line. As usual, determine two...
Lynette
Prefix, Suffix, and Root Word Worksheets
Words are kind of like a train, with affixes as the added cars. Practice prefixes, suffixes, and root words with these worksheets. Learners add words on to the beginning and end of words, practice with some roots, and use the words in...
Willow Tree
Simplifying Square Roots
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root expressions,...
Ohio Department of Education
The Solution is Complex
Consider complex numbers, roots, and quadratic equations. Use the discriminate as a way to determine the nature of a quadratic's roots. Then discuss the similarities and differences between quadratics with two, one, or no real roots....
Rochester Institute of Technology
Roots of Quadratic Equations
A five-page worksheet packet guides young mathematicians through solving standard form quadratic equations using the quadratic formula. They can identify the radical sign, the discriminant, and see the three options for finding roots...
Saddleback College
The Wonder of Words
If your language arts students think etymology isn't relevant to their everyday lives, show them a presentation that will prove them wrong! The slideshow provides explanation about various words, roots, and suffixes that have adapted in...
Florida Center for Reading Research
Vocabulary: Morphemic Elements, Build-A-Word
An affix plus a base word equals what? A new word! Invite your class members to discover words using affixes and base words. Learners then write sentences using the real words that they put together.
Curated OER
Complex Roots Made Visible
In this algebra worksheet, 11th graders solve quadratic functions using the quadratic formula. They identify the negative roots using complex roots. There is an answer key with this problem.
Curated OER
Complex Roots: A Graphical Solution
Using their Ti-Nspire to determine the solutions of parabolas, young scholars explore the concept of complex roots. Students determine if parabolas have real or complex roots. Young scholars determine the the axis of symmetry and the...
Meadows Center for Preventing Educational Risk, University of Texas at Austin
Lesson 11 - Affixes with Unchanging Base Words
Adding an affix to a word sometimes changes its meaning, just like magic. Using 11th of 17 lessons in the Word Recognition and Fluency series, readers become vocabulary magicians, learning to form and decode words that contain common...
Curated OER
Solving Various Algebraic Equations for Real and Imaginary Roots
In this solving equations worksheet, students solve forty-four algebraic equations for real and imaginary solutions. Types of equations include higher degress polynomials, rational equationals, radical equations, and square roots inside...
Curated OER
Discovering Mitosis in Onion Roots
Learners discover the different stages of mitosis by examining onion roots under a microscope, drawing diagrams of what they see, and organizing collected data in a chart and create a pie graph from their lab data.
EngageNY
Exploiting the Connection to Trigonometry 2
The class checks to see if the formula for finding powers of a complex number works to find the roots too. Pupils review the previous day's work and graph on the polar grid. The discussion leads the class to think about how to reverse...
Curated OER
Algebra II Test covering Radicals, Complex Numbers, and Finding Roots of Quadratics
In this algebra two worksheet, students solve twenty-five problems in test format. The worksheet covers radicals, complex numbers, and finding roots of quadratics.
Curated OER
Square Roots and Real Numbers
In this square roots and real numbers activity, 9th graders solve and complete 12 different problems that include types of numbers. First, they find each square root, rounding to the nearest hundredth. Then, students evaluate each...
Curated OER
Square Roots and Real Numbers
In this square roots and real numbers worksheet, 9th graders solve and complete 40 different problems that include various sets of numbers. First, they determine the square root of each and round to the nearest hundredth. Then, students...
Curated OER
Topic: Roots of Real Numbers
In this algebra 2 worksheet, students simplify the roots of real numbers. There are 18 roots to simplify on this worksheet, but there are no lines on which to write the answers.
Curated OER
Up From The Roots
Students review prefixes and root words then complete a Root Words worksheet. An answer sheet is provided with the instructional activity.