755 prompts matching "Learn: Deriving the quadratic formula by completing the square"
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IGCSE Additional Maths Y10: The discriminant, b squared minus 4ac — Teach Me
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the discrimin
IGCSE Additional Maths Y10: The remainder when the divisor is a quadratic — Show All Working
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Set me a question on t
Finding n(A union B) using the formula
I am in SS 1. Quiz me with 5 short Additional Maths questions on using the formula n(A uni
Applying the sum to infinity formula when the ratio lies between minus one and one
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Finding the first term or common difference from the sum formula
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Factorising the difference of two squares
I am in SS 1. Quiz me with 3 short Additional Maths questions on factorising the differenc
Factorising a quadratic with a coefficient in front of x squared
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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
Spot My Mistake: Dividing one surd by another
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Worked Example: Why multiplying by the conjugate clears the surd
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Explain Back: The difference of two squares applied to surd conjugates
I have just studied the difference of two squares applied to surd conjugates in my SS1 Fur
Learn: Solving an equation with a single square root term
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Common Mistakes: Checking an inverse by working the operation both ways
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Practice: Finding the nth term of a quadratic sequence
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Explain Back: Spotting the pattern in a sequence of squares or cubes
I have just studied spotting the pattern in a sequence of squares or cubes in my SS1 Furth
Quiz: The formula for the nth term of an arithmetic progression
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Worked Example: The alternative sum formula that uses the last term
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Quiz: The formula for the nth term of a geometric progression
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Worked Example: Which form of the sum formula to use when r is less than one
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Final Revision: Proving the sum formula for a geometric progression
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