1,029 prompts matching "Learn: Telling a rational number from an irrational one"
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Explain Back: Finding a coefficient so that a stated expression is a factor
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WAEC Prep: The factor theorem for a factor of the form ax plus b
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Show All Working: What the factor theorem says about the roots
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Common Mistakes: Using the factor theorem before dividing
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Explain Back: A polynomial with a repeated linear factor
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WAEC Prep: Factorising the difference of two cubes
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Show All Working: Factorising a polynomial with fractional roots
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Explain Back: A cubic with a repeated root
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Explain Back: The disjunction of two propositions
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Explain Back: The truth table for a statement with two connectives
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WAEC Prep: A truth table with three propositions in it
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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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Explain Back: The inverse of a conditional
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Explain Back: Showing two statements equivalent by truth table
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WAEC Prep: The double negation law
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Show All Working: The distributive laws in logic
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Common Mistakes: Simplifying a compound statement using the laws
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Explain Back: Showing that a statement is a contradiction
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WAEC Prep: A tautology used to justify a rule of algebra
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