755 prompts matching "Learn: Choosing the point about which to take moments"
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Coordinate geometry involving a right-angle condition to find x
I am in SS 1. Teach me finding an unknown coordinate x so that two given line segments mee
Factorising a quadratic with a coefficient in front of x squared
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on fact
Explaining the difference between an expression and an equation
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expl
Quiz me rapid-fire on expanding and factorising
I am in SS 1. I'm going to explain a rapid-fire quiz alternating between expanding a brack
Common mistakes with composite and inverse functions
Teach me the most common mistakes SS1 students make with composite and inverse functions,
Worked Example: Why the square root of a non-square whole number is irrational
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on why th
Common Mistakes: Expressing root 50 as a multiple of root 2
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on exp
Worked Example: Rationalising a denominator that is a single surd
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Worked Example: Why multiplying by the conjugate clears the surd
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Common Mistakes: A surd equation that has no real solution
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Worked Example: Reading the symbol used for a binary operation
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Worked Example: Testing the even numbers for closure under addition
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Common Mistakes: Closure on a set of three elements under a stated rule
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Worked Example: Testing whether star distributes over plus
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Show All Working: Using distributivity to simplify an expression
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on using distribut
Common Mistakes: Distributivity on a set of three elements
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Worked Example: Finding the identity element from a rule such as a*b = a + b - 3
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Worked Example: The law for multiplying powers of the same base
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Common Mistakes: Writing a root as a fractional index before simplifying
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