1,334 prompts matching "The sum of an arithmetic progression with a negative common difference"
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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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Explain Back: The range of values of k for which the roots are real
I have just studied the range of values of k for which the roots are real in my SS3 Furthe
Practice: Finding alpha minus beta from the sum and the product
Act as my SS3 Further Mathematics tutor. Give me five practice questions on finding alpha
Practice: Solving an inequality with the unknown in the denominator
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Common Mistakes: The range of values of x for which an expression stays positive
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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
Practice: Solving an equation of the form sin of 2x equals a given value
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Worked Example: The shape, period and range of the cosine curve
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Show All Working: The intersection of a circle and a straight line
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Learn: The parabola y squared equals 4ax, with its focus and directrix
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Explain Back: The eccentricity of an ellipse
I have just studied the eccentricity of an ellipse in my SS3 Further Mathematics class. Le
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
Show All Working: The effect on the standard deviation of adding a constant to every value
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Practice: The triangle of velocities for a boat crossing a river
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