756 prompts matching "Find my error: Working backwards from a sector area to its angle"
WAEC pitfalls: Assuming a positive angle of rotation means clockwise
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Real-life Nigeria: Rotational symmetry and its order
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Exam timing: A timed set of rotation questions
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Explain back: What a fractional scale factor does to a shape
I have just studied what a fractional scale factor does to a shape in my SS3 Mathematics c
WAEC pitfalls: Assuming a negative scale factor simply shrinks a shape
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Real-life Nigeria: Scale drawings and the scales printed on maps
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Exam timing: A timed set of enlargement questions
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Explain back: When two matrices can be multiplied at all
I have just studied when two matrices can be multiplied at all in my SS3 Mathematics class
Worked example: Multiplying a 2 by 3 matrix by a 3 by 2 matrix
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WAEC pitfalls: Assuming matrix multiplication is commutative
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Real-life Nigeria: The identity matrix, and what it does
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Exam timing: A timed set of matrix operations
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Explain back: The inverse of a 2 by 2 matrix and the formula for it
I have just studied the inverse of a 2 by 2 matrix and the formula for it in my SS3 Mathem
Worked example: Verifying an inverse by multiplying back to the identity
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WAEC pitfalls: Dividing by a determinant of zero
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Real-life Nigeria: What a zero determinant tells you about a system
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Exam timing: A timed set of determinant and inverse questions
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Explain back: Solving by multiplying through by the inverse matrix
I have just studied solving by multiplying through by the inverse matrix in my SS3 Mathema
Worked example: Solving a 2 by 2 system by the matrix method
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WAEC pitfalls: Writing the coefficients out of order in the matrix
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