750 prompts matching "IGCSE word problem: Solving with the quadratic formula"
WAEC pitfalls: Ignoring an area that lies below the axis
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Practice set: The area between two curves
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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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Worked example: Finding the translation that maps one shape onto another
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Worked example: Finding the mirror line from an object and its image
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Worked example: Finding the angle of rotation from an object and its image
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Practice set: Rotating a shape about a point other than the origin
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Worked example: Finding the centre of enlargement from object and image
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Practice set: The effect of an enlargement on area
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Worked example: Verifying an inverse by multiplying back to the identity
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Practice set: Finding the inverse of a given 2 by 2 matrix
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WAEC pitfalls: Writing the coefficients out of order in the matrix
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Practice set: Finding the roots from where the curve cuts the x-axis
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WAEC pitfalls: Giving a graphical answer to more accuracy than the scale allows
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Worked example: Testing the vertices of the feasible region
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WAEC pitfalls: Ignoring the non-negativity constraints
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Practice set: Finding the maximum of an objective function
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Worked example: Estimating the median from a cumulative frequency curve
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WAEC pitfalls: Reading the quartiles off the wrong axis
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