748 prompts matching "Real-life problem: Why the perpendicular from the centre bisects a chord"
Worked example: Finding the magnitude and direction of a vector
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WAEC pitfalls: Dropping the negative sign when reversing a vector
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Teach me: The position vector of a point relative to the origin
You are my personal SS3 Mathematics tutor. Teach me the position vector of a point relativ
Spot my mistake: Subtracting the position vectors in the wrong order
Act as my SS3 Mathematics tutor. Work a question on subtracting the position vectors in th
Spot my mistake: Adding the column vector to the wrong coordinate
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Worked example: Finding the translation that maps one shape onto another
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Teach me: Reflection and the mirror line
You are my personal SS3 Mathematics tutor. Teach me reflection and the mirror line, workin
Spot my mistake: Reflecting in an axis but keeping the original sign
Act as my SS3 Mathematics tutor. Work a question on reflecting in an axis but keeping the
Spot my mistake: Rotating clockwise when the question says anticlockwise
Act as my SS3 Mathematics tutor. Work a question on rotating clockwise when the question s
Teach me: The determinant of a 2 by 2 matrix
You are my personal SS3 Mathematics tutor. Teach me the determinant of a 2 by 2 matrix, wo
Spot my mistake: Forgetting to swap the leading diagonal when inverting
Act as my SS3 Mathematics tutor. Work a question on forgetting to swap the leading diagona
Worked example: Verifying an inverse by multiplying back to the identity
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Spot my mistake: Multiplying by the inverse on the wrong side
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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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Teach me: The shape of a quadratic graph, and what the sign of a does to it
You are my personal SS3 Mathematics tutor. Teach me the shape of a quadratic graph, and wh
WAEC pitfalls: Joining the plotted points of a curve with straight lines
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on joining
Spot my mistake: Reading the intersection off the wrong axis
Act as my SS3 Mathematics tutor. Work a question on reading the intersection off the wrong
WAEC pitfalls: Giving a graphical answer to more accuracy than the scale allows
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Spot my mistake: Shading the wrong side of a boundary line
Act as my SS3 Mathematics tutor. Work a question on shading the wrong side of a boundary l