755 prompts matching "Learn: The meaning of n choose r, and how to evaluate it"
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Explain Back: Where the surds sit on the number line
I have just studied where the surds sit on the number line in my SS1 Further Mathematics c
Worked Example: Rationalising a denominator that is a single surd
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Worked Example: Why multiplying by the conjugate clears the surd
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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
Worked Example: Reading the symbol used for a binary operation
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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
Worked Example: Testing the even 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
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
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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Explain Back: A fractional index with a numerator above one
I have just studied a fractional index with a numerator above one in my SS1 Further Mathem
Worked Example: Solving an indicial equation where one side must be factorised first
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Explain Back: An indicial equation with the unknown in the exponent on both sides
I have just studied an indicial equation with the unknown in the exponent on both sides in
Explain Back: Splitting a single logarithm into several
I have just studied splitting a single logarithm into several in my SS1 Further Mathematic
Worked Example: Converting a logarithm to base ten so that tables can be used
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Explain Back: Finding the first term from two given terms
I have just studied finding the first term from two given terms in my SS1 Further Mathemat
Worked Example: The alternative sum formula that uses the last term
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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
I have just studied the solution when the quadratic expression is greater than nought in m