1,161 prompts matching "Checking a completed square by expanding it again"
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Common Mistakes: The angle between two lines found from their gradients
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Final Revision: The perpendicular distance from a point to a line
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Quiz: Finding the centre and the radius from the general equation
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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
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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Final Revision: The equation of the circle through three given points
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Quiz: The equation of the tangent to a parabola
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Spot My Mistake: The foci of an ellipse
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Common Mistakes: Identifying a conic from a general second-degree equation
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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
Spot My Mistake: The standard deviation of an ungrouped set of data
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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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Final Revision: Reading the quartiles off a cumulative frequency curve
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Quiz: The principle of moments for a body in equilibrium
Act as my SS3 Further Mathematics tutor and quiz me on the principle of moments for a body
Explain Back: Finding the reaction at each support of a loaded beam
I have just studied finding the reaction at each support of a loaded beam in my SS3 Furthe
Explain Back: The course to steer so that a boat crosses straight over
I have just studied the course to steer so that a boat crosses straight over in my SS3 Fur