Square Roots

Algebra Square Roots
On this page, we hope to clear up problems that you might have with square roots and their uses.
Finding Square Roots
The real question is how did people find square roots before there were calculators and computers?
Simplyfing Radicals
Lesson 27 (Simplifying radicals) of a complete course in algebra
Radicals
Find the principal nth root of an expression. Find the nth root of an expression raised to the nth power.
Square Roots: Introduction & Simplification
Sections: Square roots, More simplification / Multiplication, Adding (and subtracting) square roots, Conjugates / Dividing by square roots, Rationalizing denominators, Higher-Index Roots, A special case of rationalizing / Radicals & exponents / Radicals & domains
square roots
Finding square roots of of numbers that aren't perfect squares without a calculator
Square Root Rules Tutorial
Every non-negative real number x has a unique non-negative square root, called the principal square root, denoted by a square root sign as sqrt (x).
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Homework Helpers

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FREE tutors create solvers with work shown, write algebra lessons, help you solve your homework problems.
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Free math lessons and math homework help from basic math to algebra, geometry and beyond
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As usual, help is available on the Internet, and the following list are some of the best free algebra homework help websites
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Browse our collection of algebra lessons written by FreeMathHelp.com, or some video lessons provided by various partners
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Math Calculators

RedCrab Calculator    (screenshots)    (Examples)
The scientific calculator with full screen formula editor. The calculator's editor supports the entry of complex algebraic equations like fractions, square roots, exponents, etc. for technical and scientific applications.
RedCrab Manual
RedCrab scientific calculator. The mathematical expressions can be enter in an editor window similar to a piece of paper. The calculator displays the result either under or next to the expression. The calculator's editor supports the entry of complex algebraic equations like fractions, square roots, exponents, etc. for technical and scientific applications.
Farsight FreeCalc    (Screenshots)    (Examples)
Farsight FreeCalc - Perform Arithmetic operations in either RPN (Reverse Polish Notation) or ALG (Algebraic) mode. More than onehundred functions are supported.
Sicyon Lite Scientific Calculator Tutorial
This tutorial is intended as for beginners and intermediate level users of Sicyon. It does not cover all the features of Sicyon, but explains them in more details (and pictures).
Excalibur Programmable Scientific Calculator     (Screenshots)     (Examples)
Excalibur is a freeware full-featured RPN-only calculator with 300 functions (scientific, business, conversion, computer science, physics, complex numbers, geometry, vectors, etc), full 4 or 8-level stack, programmable, macros, registers, custom button banks, etc.
Speed Crunch     (screenshots)     (Examples)
Sicyon is an all-in-one scientific calculator for every student and professor, researcher and developer - everybody using physical or chemical formulas and tables of constants.
Precise Calculator   (screenshots)   (Examples)
   (Tutorials)   (Statistics)
Precise Calculator has arbitrary precision. It knows all usual mathematical functions, statistical functions, vectors, matrices, complex numbers, fractions. It is programmable (if, goto, print,return, = ).
Calculator Pro     (screenshots)    (Examples)
    (beta screenshots)
Calculator Pro supports more than 50 mathematical functions like trigonometric, hyperbolic functions etc.- virtual keyboard offers buttons for functions, constants etc.
GraphCalc     (Screenshots)     (Examples)
GraphCalc The Ultimate Windows 2D/3D Graphing CalculatorSoftware. GraphCalc includes many of the standard features of graphing calculators, but also includes some higher-end features: High resolution; Speed; Three-dimensional graphing
GraphCalc Forum      iPhone app ? GraphCalc
RPN Basic Tutorial
The idea of RPN (Reverse Polish Notation) is to use always the same way to enter expression. (first the arguments, and then the function)
RemObjects software forum
Pascal Script for Delphi - RemObjects Software Forums
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Algebra Puzzles

Algebra Readiness Puzzles
Here you will find a complete list of online materials that tie in with the math you are learning.
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Puzzles & Quizzes - Number Puzzles ? Card Puzzles ? Einstein Puzzles ? Sam Loyd Puzzles ? Algebra Puzzles
Free Algebra Help, Calculators, Games & Puzzles
Your guide to the best free Algebra Help resources on the Web.
Algebra Problems & Puzzles
This list contains some of the best algebra problems and puzzles.
Graphing Calculator Procedures
Below, you will also find graphing calculator procedures that contain example problems and several exercises. Algebra 1 Algebra 2
Free Algebra Puzzles
Articles, problems, games and puzzles - in Algebra and many of which are accompanied by interactive Java illustrations and simulations.

Free Algebra eBooks

Elementary Algebra
Elementary Algebra is a work text that covers the traditional topics studied in a modern elementary algebra course. It is intended for students who (1) have no exposure to elementary algebra, (2) have previously had an unpleasant experience with elementary algebra, or (3) need to review algebraic concepts and techniques.
College Algebra
From the table of contents: Relations and Functions; Linear and Quadratic Functions; Polynomial Functions; Rational Functions; Further Topics in Functions; Exponential and Logarithmic Functions; Hooked on Conics; Systems of Equations and Matrices; Sequences and the Binomial Theorem.
Kerala Mathematics
This textbook covers Geometry and Algebra for a high-school audience. From the table of contents: arithmetic progression, circles, real numbers, quadratic equations, tangents, polynomials, solids, trigonometry, analytic geometry, statistics.
Algebra I
CK-12 Foundation's Algebra FlexBook is an introduction to algebraic concepts for the high school student. Topics include: Equations and Functions, Real Numbers, Equations of Lines, Solving Systems of Equations and Quadratic Equations.
Universal Algebra for Computer Science
This is an online text on universal algebra with a strong emphasis on applications and examples from computer science. The text introduces some basic algebraic concepts, such as signatures, algebras, homomorphisms, initial algebras, free algebras, and illustrates them with numerous interactive applications to computer science topics.
Essential Mathematics
Essential Mathematics is written for students who reach university without elementary algebra and arithmetic skills. The book consists of exercises on fractions, roots, monomials and polynomials, linear and quadratic equations.
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* Pre-Algebra
* Algebra 1
* Algebra 2
* Word Problems
* Advanced Algebra

Algebra CLEP Online Study Guides

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The CLEP Exam in Algebra is similar to a one semester course taught at many colleges. The topics in bold face are those The College Board indicates will be found on the exams.
free clep study guides
Your one stop practice test site for High School, College, Professional, and Standardized Exams and Tests
Understanding Algebra (online text)
This text is suitable for high-school Algebra I, preparing for the GED
Math for Morons like us (online text)
Everything from the basics of solving equations to exponents, and from graphing to word problems (which people seem to absolutely love) will be covered.
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Algebra Reference: TI-83/84 Calculator

Algebra Using the TI-83 Plus / TI-84 Plus Online Course - Texas Instruments Education Technology
No charge for the course. It is now FREE. ? No time limit. There is now an unlimited time for completing the course. ? No user name and password required. Just click on the course outline then click on the lesson that you would like to take
TI-83 Calculator Emulator
A step by step process for downloading a TI Emulator. An emulator is basicly the computer version of a TI 83 Calculator. It works just like the calculator but from your computer screen.
Using Your TI-83/84 calculator in Math
Instructions on how to use the calculator (use the emulator as the calculator)
TI-83/84 Math Programs
Arithmetic
Algebra
Geometry
Trigonometry

If you are doing math and don't have a TI Programmable Calculator, you are at a disadvantage.
Texas Instruments TI-83 Plus Graphing Calculator; 64 H x 96mm W Screen
 
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