755 prompts matching "Counting the number plates or codes that can be formed under a rule"
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Worked Example: Squaring both sides safely when solving a surd equation
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Quiz: Checking a surd equation for extraneous roots
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Explain Back: Solving an equation where the surd must be isolated first
I have just studied solving an equation where the surd must be isolated first in my SS1 Fu
Explain Back: A binary operation defined on the integers
I have just studied a binary operation defined on the integers in my SS1 Further Mathemati
WAEC Prep: Writing a binary operation rule from a description in words
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Final Revision: Deciding whether a given rule really is a binary operation
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Learn: What closure means for a binary operation
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Practice: Testing a set for closure under multiplication
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Learn: What it means for an operation to be commutative
You are my personal SS1 Further Mathematics tutor. Teach me what it means for an operation
Worked Example: Testing a*b against b*a for a given rule
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Explain Back: What it means for an operation to be associative
I have just studied what it means for an operation to be associative in my SS1 Further Mat
WAEC Prep: An operation that is commutative but not associative
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Practice: Multiplication distributing over addition in ordinary arithmetic
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Final Revision: Why distributivity links two operations rather than one
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Quiz: Finding the identity element from an operation table
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Practice: Why an identity element must work from both sides
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Spot My Mistake: Finding the inverse of a given element
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Final Revision: Identity and inverse together, and what they give the set
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Learn: Reading index notation, the base and the exponent
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Final Revision: Evaluating a numerical expression using the index laws
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