1,322 prompts matching "Simplifying the answer once the denominator is rational"
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Practice: The equation of a line through a point with a given gradient
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Explain Back: The equation of the line through two given points
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Worked Example: The equation of a circle with a given centre and radius
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Practice: The equation of a circle on a given diameter
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Explain Back: Deciding whether a point lies inside, on or outside a circle
I have just studied deciding whether a point lies inside, on or outside a circle in my SS3
Worked Example: The parametric form of a point on a parabola
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Practice: The ellipse in standard form, and its two axes
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Explain Back: The eccentricity of an ellipse
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Worked Example: The interquartile range of a set of ordered data
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Practice: The mean deviation from the mean
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Explain Back: The variance of an ungrouped set of data
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Explain Back: Finding the reaction at each support of a loaded beam
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Worked Example: Relative velocity when two bodies move along the same line
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Practice: The triangle of velocities for a boat crossing a river
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Explain Back: The course to steer so that a boat crosses straight over
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Worked Example: The common acceleration of two connected particles
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Worked Example: The normal reaction on a body resting on a smooth incline
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Practice: The frictional force on a body on a rough incline
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Explain Back: The angle of friction, and the coefficient of friction
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Worked Example: The acceleration of a body moving round a circle at constant speed
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