733 prompts matching "Solving an equation by first applying a double angle formula"
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Index laws with an unknown letter base
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Simplifying an algebraic fraction with index rules
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Rewriting an expression with only positive indices
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Verifying an index law with numbers
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Simplifying a surd by extracting square factors
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Rationalising a denominator with a surd and integer
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Distinguishing rational and irrational numbers
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Rationalising and then simplifying fully
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Surds and indices together in one question
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Surd equation from a geometry context
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Reading and writing set notation
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Disjoint sets and what they mean
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Universal set and its role in set problems
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Logical reasoning with 'and' versus 'or' in sets
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De Morgan's laws for sets
I am in SS 1. Teach me De Morgan's laws for sets, (A union B)' = A' intersection B' and (A
Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Solving for x when three terms are in geometric progression
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Mixed sequence exam question, arithmetic and geometric
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Finding the first term or common difference from the sum formula
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Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac