755 prompts matching "Explain completing the square back to me"
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Common Mistakes: The Fibonacci sequence and the rule behind it
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Final Revision: Describing a sequence in words and then in symbols
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Learn: What makes a sequence an arithmetic progression
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Spot My Mistake: Finding the common difference from two given terms
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Common Mistakes: An arithmetic progression with a negative common difference
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Final Revision: Inserting an arithmetic mean between two numbers
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Quiz: The sum of the first fifty natural numbers
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Common Mistakes: Proving the sum formula by pairing the terms
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Final Revision: A savings problem modelled by an arithmetic progression
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Learn: What makes a sequence a geometric progression
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Spot My Mistake: Finding the common ratio when the third and sixth terms are given
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Common Mistakes: Inserting a geometric mean between two numbers
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Spot My Mistake: A compound interest problem modelled by a geometric progression
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Practice: Reversing the sign when multiplying by a negative number
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Final Revision: A word problem that leads to a linear inequality
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Practice: Using a table of signs to solve a quadratic inequality
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Spot My Mistake: The solution when the quadratic expression is less than nought
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Common Mistakes: A quadratic inequality that has to be rearranged first
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Final Revision: A word problem that leads to a quadratic inequality
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Spot My Mistake: The graph of y equals modulus of x
Act as my SS1 Further Mathematics tutor. Work a question on the graph of y equals modulus