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Online √ Intelligent^{ ®} Graphing Calculators
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√ Intelligent^{ ®} Function Graphing Calculators: with
Automatic WorkedOut
Solutions for Algebra, Calculus, and PreCalculus, Including
Intercepts, Domain, Range, Symmetry, Maxima & Minima, Asymptotes,
Points of Inflection, Concavity, Derivatives, Discontinuities,
Holes  











Lines, Quadratics, Cubics 
Logarithm, Exponential,
Absolute Value 
Trigonometric &
Hyperbolic Trig 
Live Examples! 


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Equation
Plotting Calculators: with Table
of Values for Algebra & Analytic Geometry 









Lines, Parabolas 
Circles, Ellipses, Hyperbolas 
Figure 8 
Smiley 

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College student

Multiple
Equation Plotting Calculators: Solve Systems of
Equations 









Graph & Solve Systems
of Linear Equations 
Plot Families
of Curves 
Graph & Solve Systems
of Nonlinear Equations 
Find Points of Intersection 

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Inequality Graphing in
1D: Solve Inequalities in One Variable


See
Examples...

x < 5 Or x ≥ 16 



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extremely helpful.
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Inequality Graphing in
2D: Solve Inequalities in Two Variables


See Examples... 

y ≤ x And y ≥ x^{2}−2 

Piecewise Function Graphing
Calculators






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This web site is the brainchild of Professor Barry Cherkas, Department of Mathematics & Statistics, Hunter College (CUNY), coauthor (with Dr. Rachael Welder) of the chapter Interactive Webbased Tools for Learning Mathematics: Best Practices appearing in the 2011 IGI Global publication, Teaching Mathematics Online: Emergent Technologies and Methodologies (edited by Drs. Angel A. Juan, Maria A. Huertas, Sven Trenholm and Cristina Steegman.)

Just like a math textbook, every once in a while we publish an error. If you think you’ve come across an error, please let us know. We’ll get back to you with the correct solution.
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United States Patent Numbers 7,432,926, 7,595,801, & 7,889,199.
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