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Geogebra: Math solver
GeoGebra developed this math solver that solves first and second degree equations step by step and simplifies arithmetic expressions. If you enter an equation, after clicking on the plus icon you can enter a second equation and solve the system …
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Geogebra: Practice math
GeoGebra developed an online practice option: GeoGebra Math practice.
Math Practice is a tool to master algebraic notation. It supports a step-by-step approach to problems, allows you to explore different approaches and supports confidence, fluency …
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First-degree functions: Question Fire
Short questions to use when repeating the material about first-degree functions.
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Quadratic equations: Overview diagram and model exercises
Help sheet to solve complete and incomplete quadratic equations. You will find here:
- a flow chart for solving quadratic equations;
- an overview of all formulas;
- some detailed model exercises.
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Calculation rules for powers: Overview
Help sheet with the calculation rules for real numbers and powers.
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Related angles: Visual aid
This interactive unit circle allows students to visualize the trigonometric numbers of related angles in the other quadrants. That can help them simplify trigonometric expressions.
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Trigonometric numbers in the unit circle: GeoGebra applet
This interactive tool can be used to show where the sine, cosine, tangent and cotangent of an angle can be read on the trigonometric circle.
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Functional prescription of a second degree function: relationship between ABC form and αβ form
Derivation of the form f(x) = ax² + bx + c from the form f(x) = a(x-α)² + β. The formulas for α and β as a function of a, b and c are derived from this.
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Difference quotient, increase and decrease second degree function: Exercises
Book widgets exercise on calculating the difference quotient and determining a constant or changing increase or decrease of a second degree function.
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Difference quotient, increase and decrease cubic function: Exercises
Book widgets exercise on calculating the difference quotient and determining a constant or changing increase or decrease of a cubic function.
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Function statement of a linear function: Exercises
Book widgets exercise in which students determine the function prescription of a linear function if the graph is given.
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Function with prescription f(x)=ax: Exercises
Book widgets exercises on the drawing table and the function statement of a first-degree function of the form f(x)=ax.
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