755 prompts matching "Practice: The difference of two sets, A minus B"
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Explain Back: Solving an equation where the surd must be isolated first
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Worked Example: Reading the symbol used for a binary operation
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Explain Back: A binary operation defined on the integers
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Worked Example: Testing the even numbers for closure under addition
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Quiz: Testing the odd numbers for closure under addition
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Explain Back: Testing the integers for closure under division
I have just studied testing the integers for closure under division in my SS1 Further Math
WAEC Prep: A set closed under one operation but not another
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Worked Example: Testing whether star distributes over plus
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Worked Example: Finding the identity element from a rule such as a*b = a + b - 3
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Quiz: Finding the identity element from an operation table
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Explain Back: The law for a product raised to a power
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Spot My Mistake: The law for a quotient raised to a power
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Explain Back: An indicial equation with the unknown in the exponent on both sides
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Spot My Mistake: A logarithm to base e, the natural logarithm
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Worked Example: The alternative sum formula that uses the last term
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Spot My Mistake: Finding the common ratio when the third and sixth terms are given
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Worked Example: Adding or subtracting the same number on both sides
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Explain Back: The solution when the quadratic expression is greater than nought
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Spot My Mistake: The solution when the quadratic expression is less than nought
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WAEC Prep: Shading the region defined by a linear inequality
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