1,044 prompts matching "Checking that the roots found satisfy the original equation"
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Common Mistakes: Multiplying one polynomial by another
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Practice: A division that leaves no remainder
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Explain Back: A division that leaves a constant remainder
I have just studied a division that leaves a constant remainder in my SS2 Further Mathemat
Show All Working: Synthetic division as a shorter route
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Common Mistakes: The degree of the quotient and of the remainder
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Common Mistakes: The remainder theorem applied to a quartic
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Practice: Showing that x plus 3 is a factor of a given polynomial
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Explain Back: Finding a coefficient so that a stated expression is a factor
I have just studied finding a coefficient so that a stated expression is a factor in my SS
Spot My Mistake: The factor theorem applied to a quartic
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Common Mistakes: Using the factor theorem before dividing
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Spot My Mistake: Factorising the sum of two cubes
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Final Revision: Checking a factorisation by expanding it again
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Quiz: A cubic with three distinct real roots
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Practice: A cubic with one real root and two complex ones
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Explain Back: A cubic with a repeated root
I have just studied a cubic with a repeated root in my SS2 Further Mathematics class. Let
Show All Working: Solving a cubic that must first be rearranged
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Worked Example: Sentences that are not propositions
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Spot My Mistake: The negation of a proposition
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Show All Working: Reading the final column of a truth table
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Common Mistakes: Comparing two statements by their truth tables
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