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If (3,m,11) are three consecutive terms of an arithmetic progression, what is (m)?
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Answer and explanation
Correct answer: (7)
The middle term is the average of (3) and (11), so (m=\frac{3+11}{2}=7). In three consecutive terms the middle term is the average.
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What is the correct answer to this question?
(7)
Why is this the correct answer?
The middle term is the average of (3) and (11), so (m=\frac{3+11}{2}=7). In three consecutive terms the middle term is the average.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Arithmetic Progressions (AP). Topic: Introduction to APs and common difference..
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