1,325 prompts matching "Find the value of k: quadratic with equal roots"
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Explain Back: The laws of logarithms for a product and for a quotient
I have just studied the laws of logarithms for a product and for a quotient in my SS3 Furt
Worked Example: The discriminant, and what each of its three cases means
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Practice: Finding alpha minus beta from the sum and the product
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Explain Back: Finding an unknown coefficient given that a stated factor divides the polynomial
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Worked Example: The number of arrangements of n different objects in a row
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Practice: Arrangements when some of the objects are identical
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Show All Working: Arrangements of the letters of a given word
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Practice: The compound angle formula for cosine of A minus B
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Explain Back: The compound angle formula for tan of A plus B
I have just studied the compound angle formula for tan of A plus B in my SS3 Further Mathe
Common Mistakes: Expressing a cos x plus b sin x in the form R cos of x minus alpha
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Common Mistakes: Giving the general solution of a trigonometric equation
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Worked Example: The shape, period and range of the cosine curve
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Show All Working: Reading the solutions of a trigonometric equation off a graph
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Explain Back: The equation of the line through two given points
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Practice: The equation of a circle on a given diameter
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Show All Working: The intersection of a circle and a straight line
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Worked Example: The parametric form of a point on a parabola
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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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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