1,045 prompts matching "Learn: The range, and why it is a weak measure of spread"
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Give me common mistakes students make in polynomials and the remainder/factor theorems
Act as my SS2 Further Maths tutor. Tell me about the common mistakes SS2 students make whe
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: Halving the coefficient of x and squaring it
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Worked Example: Substituting a, b and c into the quadratic formula correctly
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Show All Working: Choosing between factorising and the formula
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Final Revision: A word problem solved with the quadratic formula
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Quiz: Finding the sum and the product without solving the equation
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Final Revision: One root twice the other, and what that gives
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Worked Example: The identity linking alpha squared plus beta squared to the sum and product
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Worked Example: Substituting into the quadratic and tidying up
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Worked Example: The division algorithm for polynomials
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Explain Back: The disjunction of two propositions
I have just studied the disjunction of two propositions in my SS2 Further Mathematics clas
Spot My Mistake: The negation of a proposition
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Spot My Mistake: The contrapositive of a conditional
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Final Revision: A biconditional used in a mathematical definition
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Final Revision: An argument written in words and tested for validity
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Spot My Mistake: The probability that a committee contains a given person
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Spot My Mistake: Expanding a bracket with a minus sign inside it
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