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Doodle 3D Transform
Doodle3D Transform is a free and open-source web app that makes 3D drawing and design easy and fun.
On the one hand, it's super easy to use, with cute icons, so it can be used by primary school students. On the other hand, it has quite a few features …Translated by
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Square root of a complex number: Exercises
BookWidgets exercises on calculating square roots of complex numbers, to be calculated by solving a system and therefore without a trigonometric form.
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Linear equations with multiple x
In this equation the unknown is in the left and right sides. You calculate x from simple exercises that do not require a calculator. Correct use of the status sign is especially important here.
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Power of a decimal number: Exercises
BookWidgets exercises on calculating powers of decimal numbers.
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Power of a fraction: Exercises
BookWidgets exercises on calculating powers of fractions.
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Adding vectors: Exercises
BookWidgets exercises on adding vectors in the plane, including using the Chasles-Möbius property.
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Vector coordinate: Exercises
BookWidgets exercises on determining the coordinate of a vector in the plane with respect to an orthonormal coordinate system.
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Multiple of a vector: Exercises
BookWidgets exercises on multiplying a vector in the plane by a number.
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Adding vectors: Exercises
BookWidgets exercises on adding vectors, via the coordinates, in the plane.
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Norm of a vector in the plane: Exercises
BookWidgets exercises on calculating the norm (analytical) of a vector in the plane.
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Scalar product in the plane: Exercises
BookWidgets exercises on calculating the scalar product, or inner product, of 2 vectors in the plane.
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Shifts of elementary functions: Exercises
Book widgets exercises on shifts of elementary functions.
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