755 prompts matching "Quiz: Selecting from two groups at the same time"
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Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more
Surds in a coordinate geometry distance calculation
I am in SS 1. Teach me a coordinate geometry question where applying the distance formula
Reading and writing set notation
I am in SS 1. Teach me reading and writing basic set notation, such as element-of, subset-
Set-builder notation basics
I am in SS 1. I'm going to explain reading and writing sets using set-builder notation, su
Working backwards from Venn diagram totals
I am in SS 1. I'm going to explain a Venn diagram question where I am given some regions a
Empty set and its notation
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on what
Full WAEC-style set theory past question
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Set problem leading to a linear equation
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Finding the nth term of an arithmetic sequence
I am in SS 1. I'm going to explain finding the nth term formula of an arithmetic sequence,
Sum of the first n terms of an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Sum of an arithmetic series given the first and last term
I am in SS 1. Teach me using the formula Sn = n/2 (a + l) to find the sum of an arithmetic
Finding the number of terms in an arithmetic series
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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
Deciding whether a geometric series converges
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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
Sigma notation for a sum
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Deriving the geometric series sum formula
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Sum of a geometric series with a negative common ratio
I am in SS 1. Teach me finding the sum of a geometric series where the common ratio is neg
Explaining the difference between a sequence and a series
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Equation of a line given gradient and one point
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