587 prompts matching "Spot my mistake forming a converse"
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Finding the common ratio from given terms
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
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
Applying the sum to infinity formula when the ratio lies between minus one and one
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Deciding whether a geometric series converges
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Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic
Geometric mean between two numbers
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Word problem: arithmetic sequence in a savings context
I am in SS 1. Teach me a real-life word problem modelled by an arithmetic sequence, such a
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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Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
Mixed sequence exam question, arithmetic and geometric
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Deriving the geometric series sum formula
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Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
Finding the first term or common difference from the sum formula
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Sequences given by a recurrence relation
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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
Comparing arithmetic and geometric growth over time
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Finding which term of a sequence equals a given value
I am in SS 1. Teach me finding which term number in an arithmetic or geometric sequence is
Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question