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WAEC Prep: Squaring a single surd
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WAEC Prep: Rationalising a denominator inside a larger expression
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Learn: The conjugate of a compound surd expression
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Learn: What a binary operation actually is
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Quiz: Evaluating a*b from a given rule
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WAEC Prep: Writing a binary operation rule from a description in words
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Learn: What it means for an operation to be commutative
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Quiz: Reading commutativity off a symmetrical operation table
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WAEC Prep: An operation that is commutative but not associative
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Quiz: Left distributivity and right distributivity
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Learn: What an identity element is
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WAEC Prep: Applying two index laws inside one expression
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Common Mistakes: Writing a root as a fractional index before simplifying
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WAEC Prep: Why the logarithm of a negative number does not exist
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Common Mistakes: Reading a logarithm from a table
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Learn: The law for the logarithm of a product
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Quiz: The law for the logarithm of a power
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WAEC Prep: Simplifying a logarithmic expression before evaluating it
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Common Mistakes: Rejecting a root that makes a logarithm undefined
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