747 prompts matching "The product of the gradients of two perpendicular lines (IGCSE/WAEC Revision)"
WAEC past questions: The common difference found from two given terms
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WAEC past questions: A problem giving the equation and asking for the gradient
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WAEC past questions: The distance between two points in different quadrants
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WAEC past questions: The cycle length when two markets differ
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WAEC past questions: Finding both constants of a partial variation from two pairs
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Worked example: Finding the equation of a tangent at a point
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Exam timing: A timed set of gradient-at-a-point questions
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Practice set: Practice on two rates of change linked by a chain rule
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Worked example: Finding the magnitude and direction of a vector
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Worked example: Finding the angle of rotation from an object and its image
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Worked example: Finding the centre of enlargement from object and image
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Word problem: A break-even point found from two drawn lines
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Worked example: Testing the vertices of the feasible region
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Exam timing: A timed set of linear programming questions
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Worked example: The mean deviation of an ungrouped data set
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WAEC pitfalls: Comparing two pie charts of different totals directly
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Teach me: The formula for standard deviation of ungrouped data, and what each symbol means
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Teach me: Substituting the linear equation into the quadratic to eliminate a variable
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Teach me: Why the days of the week form a modulo 7 system
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Teach me: The characteristic and the mantissa of a logarithm
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