757 prompts matching "Practice: Why the angle at the centre is twice the angle at the circumference"
Practice set: The effect of an enlargement on area
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WAEC pitfalls: Assuming matrix multiplication is commutative
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Practice set: Multiplying a matrix by a scalar
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Teach me: The determinant of a 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: Cramer's rule as an alternative method
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Real-life Nigeria: Recognising a system that has no unique solution
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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
Worked example: Sketching a quadratic from its factorised form
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Spot my mistake: Reading the intersection off the wrong axis
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Practice set: Solving simultaneous equations graphically
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Teach me: What linear programming sets out to optimise
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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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WAEC pitfalls: Reading the quartiles off the wrong axis
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Practice set: Estimating quartiles and percentiles from an ogive
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Real-life Nigeria: Comparing two distributions from their ogives
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Word problem: Comparing the consistency of two Nigerian farmers' yields
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Practice set: Estimating an answer by rounding each quantity first
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WAEC pitfalls: Using the rate as a whole number instead of a decimal
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