1,322 prompts matching "Simplifying the answer once the denominator is rational"
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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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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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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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WAEC Prep: The closest approach of two moving ships
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Show All Working: The time at which two bodies are nearest one another
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WAEC Prep: A car towing a trailer, and the force in the tow bar
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Show All Working: A lift, and the person standing in it
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WAEC Prep: Limiting equilibrium, with a body on the point of sliding
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Show All Working: The angle at which a body just begins to slide
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WAEC Prep: The conical pendulum
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Show All Working: A body in a vertical circle, and the tension at the top
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WAEC Prep: The simple pendulum as an example of simple harmonic motion
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Show All Working: The work done in stretching an elastic string
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Spot my mistake: Assuming a quadratic with a negative discriminant has no roots at all
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Spot my mistake: Using an equation of constant acceleration on a body whose acceleration is changing
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Factorising an expression with a common algebraic bracket factor
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What a function is and function notation
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