1,042 prompts matching "Arrangements in which two particular objects must be kept apart"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Learn: Factorising a quadratic whose coefficient of x squared is one
You are my personal SS2 Further Mathematics tutor. Teach me factorising a quadratic whose
Learn: Making the coefficient of x squared equal to one first
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Quiz: Completing the square on x squared plus 6x
Act as my SS2 Further Mathematics tutor and quiz me on completing the square on x squared
Spot My Mistake: Completing the square when the roots are not real
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Show All Working: Completing the square with a fractional coefficient of x
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Learn: Deriving the quadratic formula by completing the square
You are my personal SS2 Further Mathematics tutor. Teach me deriving the quadratic formula
Quiz: A negative value of b in the quadratic formula
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Spot My Mistake: What the formula gives when the discriminant is nought
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Learn: The sum of the roots as minus b over a
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Quiz: Finding the sum and the product without solving the equation
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Spot My Mistake: Finding a missing coefficient from a stated product of roots
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Show All Working: Roots equal in magnitude but opposite in sign
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Learn: What makes an expression in the roots symmetric
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Quiz: The value of one over alpha squared plus one over beta squared
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Practice: The value of alpha to the fourth plus beta to the fourth
Act as my SS2 Further Mathematics tutor. Give me five practice questions on the value of a
Spot My Mistake: The value of alpha over beta plus beta over alpha
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Learn: Making one unknown the subject of the linear equation
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Quiz: Solving the quadratic that results from the substitution
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Spot My Mistake: A pair with equal roots, meaning one solution only
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Learn: Forming the quadratic that decides where a line meets a curve
You are my personal SS2 Further Mathematics tutor. Teach me forming the quadratic that dec