1,334 prompts matching "An answer left in surd form after completing the square"
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Quiz: The semi-interquartile range
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Explain Back: The variance of an ungrouped set of data
I have just studied the variance of an ungrouped set of data in my SS3 Further Mathematics
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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Practice: A uniform beam resting on two supports
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WAEC Prep: A couple, and why its moment is the same about every point
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Show All Working: Replacing two parallel forces by a single resultant
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Common Mistakes: The centre of gravity of a uniform lamina
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Spot My Mistake: An aeroplane in a cross-wind, and its resultant track
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Show All Working: The time at which two bodies are nearest one another
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Explain Back: A particle on a rough table connected to a hanging particle
I have just studied a particle on a rough table connected to a hanging particle in my SS3
Spot My Mistake: Two particles on a pulley at the top of an inclined plane
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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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Explain Back: The angle of friction, and the coefficient of friction
I have just studied the angle of friction, and the coefficient of friction in my SS3 Furth
Show All Working: The angle at which a body just begins to slide
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Quiz: The centripetal force, and what supplies it in a given situation
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Explain Back: A car on a banked track
I have just studied a car on a banked track in my SS3 Further Mathematics class. Let me ex
Show All Working: A body in a vertical circle, and the tension at the top
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Spot My Mistake: A particle hanging in equilibrium on an elastic string
Act as my SS3 Further Mathematics tutor. Work a question on a particle hanging in equilibr