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Questions and Answers
What is a number sequence?
What is a number sequence?
A set of numbers written according to a particular rule
Define an arithmetic sequence.
Define an arithmetic sequence.
A sequence where each term is obtained by adding a fixed number to the previous term.
How can the difference between any two terms of an arithmetic sequence be calculated?
How can the difference between any two terms of an arithmetic sequence be calculated?
The difference is the product of the difference of positions and the common difference.
What remains the same for each term of an arithmetic sequence when divided by the common difference?
What remains the same for each term of an arithmetic sequence when divided by the common difference?
What is the algebraic form of an arithmetic sequence with the first term f and common difference d?
What is the algebraic form of an arithmetic sequence with the first term f and common difference d?
How can the number of terms in an arithmetic sequence be calculated?
How can the number of terms in an arithmetic sequence be calculated?
Define an arithmetic sequence with a first term of 7 and a common difference of 3.
Define an arithmetic sequence with a first term of 7 and a common difference of 3.
What is the 11th term of the arithmetic sequence with a first term of 7 and a common difference of 3?
What is the 11th term of the arithmetic sequence with a first term of 7 and a common difference of 3?
What are the first term and the common difference of the arithmetic sequence defined by the algebraic expression 5n+2?
What are the first term and the common difference of the arithmetic sequence defined by the algebraic expression 5n+2?
Is 123 a term of the arithmetic sequence 3, 6, 9, ...? Why?
Is 123 a term of the arithmetic sequence 3, 6, 9, ...? Why?
Calculate the difference between the sums of the first 20 terms of the sequences 5, 9, 13, ... and 10, 14, 18, ...
Calculate the difference between the sums of the first 20 terms of the sequences 5, 9, 13, ... and 10, 14, 18, ...
What is the common difference of the arithmetic sequence 4, 9, 14, ...? What is the difference between its 5th and 25th terms?
What is the common difference of the arithmetic sequence 4, 9, 14, ...? What is the difference between its 5th and 25th terms?
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