755 prompts matching "Learn: Simplifying a surd by extracting the largest perfect square"
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Worked Example: Rationalising a denominator that is a single surd
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Show All Working: Checking a rationalised answer by decimal approximation
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Final Revision: Checking a conjugate answer by multiplying back
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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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Practice: Solving an equation with a surd on each side
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Spot My Mistake: Solving a surd equation that leads to a quadratic
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Common Mistakes: A surd equation that has no real solution
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Final Revision: A word problem that leads to an equation in surd form
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Show All Working: Showing a set is not closed by a single counter-example
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Explain Back: Showing distributivity fails by a counter-example
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Common Mistakes: Writing a root as a fractional index before simplifying
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Common Mistakes: An indicial equation solved by substitution
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Final Revision: Checking an indicial solution by substitution
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Show All Working: The common logarithm, to base ten
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WAEC Prep: Simplifying a logarithmic expression before evaluating it
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Quiz: Evaluating log to base 3 of 7 by change of base
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WAEC Prep: Solving an exponential equation by taking logarithms of both sides
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Spot My Mistake: A sequence defined by a recurrence relation
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Show All Working: Deciding whether a given number is a term of a sequence
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on deciding whethe