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If (a_n=11n-9) then what is the average of the first six terms?
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Answer and explanation
Correct answer: (29.5)
The first six terms are (2,13,24,35,46,57) and the average is (29.5). In exams divide the sum by the number of terms.
Frequently asked questions
What is the correct answer to this question?
(29.5)
Why is this the correct answer?
The first six terms are (2,13,24,35,46,57) and the average is (29.5). In exams divide the sum by the number of terms.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Sequences and Progressions. Topic: Explicit or general rule.
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