749 prompts matching "Show that command word: sum of an arithmetic progression"
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Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using
Simplifying the square root of a larger number
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Adding and subtracting like surds
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Multiplying a surd by an integer
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Expanding brackets containing surds
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Expanding a binomial surd bracket
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Surd answers in area and perimeter questions
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Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root
Distinguishing rational and irrational numbers
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Show all working: full surd simplification exam question
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Working with cube roots as a type of surd
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Complement of a set within a universal set
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Reading values off a completed Venn diagram
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Subsets of a given set
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Disjoint sets and what they mean
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Finite and infinite sets
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Universal set and its role in set problems
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Logical reasoning with 'and' versus 'or' in sets
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Empty set and its notation
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Power set of a three-element set
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