363 prompts matching "Checking a Cramer's rule solution by substituting back"
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Worked Example: Testing a*b against b*a for a given rule
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Explain Back: What it means for an operation to be associative
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Spot My Mistake: Checking distributivity from two operation tables
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WAEC Prep: A rule where distributivity holds one way only
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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: What an inverse element is
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Explain Back: The law for a product raised to a power
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Explain Back: A fractional index with a numerator above one
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Learn: Solving an equation by writing both sides to the same base
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Explain Back: An indicial equation with the unknown in the exponent on both sides
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Common Mistakes: An indicial equation solved by substitution
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Explain Back: The logarithm of one, in any base
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Explain Back: Splitting a single logarithm into several
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Quiz: Evaluating log to base 3 of 7 by change of base
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Explain Back: A logarithmic equation written in two different bases
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WAEC Prep: Solving an exponential equation by taking logarithms of both sides
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Explain Back: Spotting the pattern in a sequence of squares or cubes
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Spot My Mistake: A sequence defined by a recurrence relation
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Common Mistakes: The Fibonacci sequence and the rule behind it
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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