1,461 prompts matching "IGCSE practice: Choosing a sensible accuracy for an answer from its bounds"
Spot my mistake: Finding an angle with an inverse ratio
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Quiz me: The exact ratios for 45 degrees
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Spot my mistake: The sign of each ratio in the four quadrants
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Quiz me: The shape of the tangent curve and its asymptotes
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Practice set: Reading a value off a trigonometric graph
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Spot my mistake: The angle of depression and its relation to elevation
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Spot my mistake: The law for the logarithm of a quotient
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Quiz me: Listing a set and describing it by a rule
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Spot my mistake: Subsets, and how many a set has
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Practice set: The difference of two sets
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Spot my mistake: Implication, and what it asserts
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Quiz me: The truth table for negation
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Spot my mistake: Building a truth table for a compound statement
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Spot my mistake: Changing the subject when the letter is under a root
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Quiz me: Inverse variation and its constant
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Practice set: Joint variation with two variables
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Spot my mistake: Finding the constant from one pair of values
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Practice set: Factorising when that coefficient is not one
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Quiz me: Writing a quadratic in the form (x + a) squared plus b
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Practice set: Factoring out the leading coefficient first
Act as my SS1 Mathematics tutor. Give me five practice questions on factoring out the lead