755 prompts matching "Learn: The sum of the roots of a cubic read from its coefficients"
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Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Finding a term given the sum of a series
I am in SS 1. I'm going to explain finding a specific term of a sequence by first finding
Finding the first term or common difference from the sum formula
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Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac
Factorising the sum and difference of two cubes
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on fact
Worked Example: Why the square root of a non-square whole number is irrational
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Common Mistakes: Rationalising a denominator of the form root a over root b
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Learn: The conjugate of a compound surd expression
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Learn: The definition of a logarithm as the index
You are my personal SS1 Further Mathematics tutor. Teach me the definition of a logarithm
Learn: The law for the logarithm of a product
You are my personal SS1 Further Mathematics tutor. Teach me the law for the logarithm of a
Learn: The change of base formula
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Worked Example: Writing out the terms of a sequence from its nth term
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Explain Back: Finding the first term from the sum and the common difference
I have just studied finding the first term from the sum and the common difference in my SS
Spot My Mistake: The sum of an arithmetic progression with a negative common difference
Act as my SS1 Further Mathematics tutor. Work a question on the sum of an arithmetic progr
Show All Working: The sum of the terms lying between two given positions
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on the sum of the
Explain Back: Finding the first term from two given terms of a geometric progression
I have just studied finding the first term from two given terms of a geometric progression
Worked Example: Which form of the sum formula to use when r is less than one
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Explain Back: The sum of a geometric progression with a negative common ratio
I have just studied the sum of a geometric progression with a negative common ratio in my
Show All Working: The sum to infinity of a geometric progression, and when it exists
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on the sum to infi
Learn: What the modulus of a number means
You are my personal SS1 Further Mathematics tutor. Teach me what the modulus of a number m