753 prompts matching "Factorising when the coefficient of x squared is one"
WAEC pitfalls: Ignoring an area that lies below the axis
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Spot my mistake: Adding vectors by adding their magnitudes
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Worked example: Finding the magnitude and direction of a vector
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Exam timing: A timed set of vector component questions
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Explain back: The midpoint of a line segment in vector form
I have just studied the midpoint of a line segment in vector form in my SS3 Mathematics cl
Spot my mistake: Subtracting the position vectors in the wrong order
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Spot my mistake: Adding the column vector to the wrong coordinate
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Worked example: Finding the angle of rotation from an object and its image
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WAEC pitfalls: Assuming a positive angle of rotation means clockwise
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Spot my mistake: Measuring the scale factor from the wrong centre
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Worked example: Finding the centre of enlargement from object and image
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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
Spot my mistake: Multiplying by the inverse on the wrong side
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Explain back: The line of symmetry and the turning point
I have just studied the line of symmetry and the turning point in my SS3 Mathematics class
WAEC pitfalls: Joining the plotted points of a curve with straight lines
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Worked example: Testing the vertices of the feasible region
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Spot my mistake: Plotting cumulative frequency at the class midpoint
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Explain back: Why the absolute value is taken in mean deviation
I have just studied why the absolute value is taken in mean deviation in my SS3 Mathematic
Worked example: The mean deviation of an ungrouped data set
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WAEC pitfalls: Dividing by the wrong number of items
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