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Algebra
Alegra is the study of operations and their application to solving equations.
Industry: Mathematics
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Algebra
Substitution
Mathematics; Algebra
A method of solving systems of equations by replacing one variable with another variable or variable expression that is equal to it.
Transformation matrix
Mathematics; Algebra
A matrix used for multiplying a point matrix to give a new point matrix.
Translation
Mathematics; Algebra
A transformation made by substitutions that shift each point of a given graph to a different location without changing the shape of the graph.
Wrapping function
Mathematics; Algebra
The function that maps the real numbers onto the points of the unit circle.
Vertical-line test
Mathematics; Algebra
If no vertical line intersects a graph of a relation more than once, then the re- lation is a function.
Square root
Mathematics; Algebra
In mathematics, if x 2 = y, then x is a square root of y. Square roots are expressed by a 'radical sign'. The square root of any number x 2 is x. The square root of 2 is not a whole number but is ...
