1,101 prompts matching "IGCSE Additional Maths Y10: Why only a one-one function has an inverse — IGCSE E"
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Show All Working: Reading the solutions of a trigonometric equation off a graph
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Common Mistakes: Sketching two trigonometric curves on the same axes to find where they meet
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Practice: The equation of a line through a point with a given gradient
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WAEC Prep: Proving two given lines parallel from their gradients
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Show All Working: Proving two given lines perpendicular from their gradients
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Common Mistakes: The angle between two lines found from their gradients
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Practice: The equation of a circle on a given diameter
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WAEC Prep: The length of the tangent from an external point
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Show All Working: The intersection of a circle and a straight line
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Common Mistakes: The condition for a line to be a tangent to a circle
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Practice: The ellipse in standard form, and its two axes
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WAEC Prep: The hyperbola in standard form, and its asymptotes
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Show All Working: The rectangular hyperbola xy equals c squared
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Common Mistakes: Identifying a conic from a general second-degree equation
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Practice: The mean deviation from the mean
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WAEC Prep: The standard deviation of grouped data using an assumed mean
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Show All Working: The effect on the standard deviation of adding a constant to every value
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Common Mistakes: The coefficient of variation, for comparing two sets
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Practice: A uniform beam resting on two supports
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Show All Working: Replacing two parallel forces by a single resultant
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