757 prompts matching "IGCSE-style teach me: Finding a height from an angle of elevation and a distance"
WAEC pitfalls: Substituting the numbers before differentiating
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on substit
Worked example: Integrating a polynomial term by term
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WAEC pitfalls: Dividing by the original index instead of the new one
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Spot my mistake: Subtracting the limits in the wrong order
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Word problem: The area of a described plot bounded by a curve
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Spot my mistake: Adding vectors by adding their magnitudes
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WAEC pitfalls: Dropping the negative sign when reversing a vector
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Spot my mistake: Subtracting the position vectors in the wrong order
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Word problem: Dividing a line in a given ratio using vectors
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Worked example: Proving three points are collinear with vectors
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Spot my mistake: Adding the column vector to the wrong coordinate
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WAEC pitfalls: Writing a column vector with its components reversed
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WAEC pitfalls: Reflecting in y equals x by negating instead of swapping
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WAEC pitfalls: Assuming a negative scale factor simply shrinks a shape
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Spot my mistake: Multiplying matrices whose orders do not match
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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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Spot my mistake: Forgetting to swap the leading diagonal when inverting
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Word problem: A problem in which a singular matrix leaves no solution
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Spot my mistake: Multiplying by the inverse on the wrong side
Act as my SS3 Mathematics tutor. Work a question on multiplying by the inverse on the wron