749 prompts matching "Show that command word: sum of an arithmetic progression"
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Show All Working: A conjugate where the surd term comes first
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on a conjugate whe
Common Mistakes: Rationalising when both terms of the denominator are surds
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Common Mistakes: A surd equation that has no real solution
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Show All Working: Evaluating a repeated operation such as a*(b*c)
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Show All Working: Showing a set is not closed by a single counter-example
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Common Mistakes: Closure on a set of three elements under a stated rule
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Common Mistakes: Distributivity on a set of three elements
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Common Mistakes: Checking an inverse by working the operation both ways
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Common Mistakes: An indicial equation solved by substitution
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Show All Working: The common logarithm, to base ten
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Show All Working: Solving a simple logarithmic equation
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Common Mistakes: Rejecting a root that makes a logarithm undefined
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Show All Working: Comparing logarithms given in different bases
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Common Mistakes: A logarithmic equation that becomes a quadratic
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Common Mistakes: The Fibonacci sequence and the rule behind it
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Show All Working: A geometric progression with a fractional common ratio
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Common Mistakes: Inserting a geometric mean between two numbers
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Common Mistakes: A bouncing ball problem, and the total distance travelled
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Common Mistakes: A double inequality such as 2 less than x less than 7
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