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In an arithmetic sequence, (a_5=32) and (a_{14}=95). What is (a_{23})?
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Answer and explanation
Correct answer: (158)
From (9d=63), (d=7), so (a_{23}=95+9\cdot7=158). It is easier to find a distant term from a nearby given term.
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What is the correct answer to this question?
(158)
Why is this the correct answer?
From (9d=63), (d=7), so (a_{23}=95+9\cdot7=158). It is easier to find a distant term from a nearby given term.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Sequences and Progressions. Topic: nth term.
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