698 prompts matching "Finding a coefficient of a cubic given one of its roots"
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Show All Working: An operation that is associative but not commutative
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Worked Example: Testing whether star distributes over plus
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Quiz: Left distributivity and right distributivity
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Explain Back: Showing distributivity fails by a counter-example
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Spot My Mistake: Checking distributivity from two operation tables
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Show All Working: Using distributivity to simplify an expression
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Explain Back: What an inverse element is
I have just studied what an inverse element is in my SS1 Further Mathematics class. Let me
Common Mistakes: Checking an inverse by working the operation both ways
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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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Show All Working: Simplifying an expression with letters and indices
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Common Mistakes: Why the index laws need the bases to match
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Worked Example: Rewriting a negative index as a fraction
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Quiz: A negative index on a fraction, and turning it upside down
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Spot My Mistake: A negative fractional index
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WAEC Prep: Evaluating 8 to the power two-thirds
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Show All Working: Simplifying an expression that mixes the index types
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Quiz: An indicial equation that becomes a quadratic in a power
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Spot My Mistake: An indicial equation involving fractional bases
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WAEC Prep: Rejecting a negative answer in an indicial equation
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