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Students learn to stretch an object using a transformation matrix.
Later, as learning progresses, students describe a stretch parallel to the x-axis and a stretch parallel to the y-axis using a single transformation matrix.
Performing Enlargements using Matrices
Determinant of a Transformation Matrix
A research-backed case exploring why over-reliance on automated math homework platforms and repetitive worksheets lowers student expectations, and how departments can build genuine mathematical thinking.
How to teach converting between fractions, decimals and percentages.
Four problem solving lessons to develop student’s mathematical reasoning and communication skills.
