1,045 prompts matching "Learn: Why a surd is never left in the denominator"
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Worked example: rationalising a binomial surd denominator
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Spot my mistake simplifying a surd
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Spot my mistake checking a logarithmic solution against the domain
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Teach me the distance and midpoint formulas
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Teach me dividing complex numbers by rationalising with the conjugate
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Create a revision plan for polynomials and the remainder/factor theorems
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Create a revision plan for the binomial theorem
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Summarise polynomials and the remainder/factor theorems for quick revision
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Summarise the binomial theorem for quick revision
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Give me common mistakes students make in polynomials and the remainder/factor theorems
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Give me common mistakes students make in the binomial theorem
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Worked example: an AP where the 4th term is 15 and the 9th term is 35, find the first term and common difference
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Worked example: a GP where the 2nd term is 6 and the 5th term is 162, find the first term and common ratio
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Worked example: find the distance between the points (1,2) and (4,6)
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Worked example: determine whether the argument 'if p then q; p; therefore q' is valid using a truth table
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Worked example: write the converse, inverse and contrapositive of 'if a number is even, then it is divisible by 2'
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Worked example: determine whether p IMPLIES q is logically equivalent to (NOT p) OR q
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Spot the examiner's trick in a factorisation question
I am in SS 2. Give me a quadratic equation exam question that has a common trap, such as a
Learn: Factorising a quadratic whose coefficient of x squared is one
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Common Mistakes: Writing down the roots once the brackets are found
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