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In an AP, (a_{n+2}-a_n=18) for every (n). What is the common difference?
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Answer and explanation
Correct answer: (9)
Moving two terms ahead changes the value by (2d), so (2d=18) and (d=9). In exams, count the number of jumps.
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What is the correct answer to this question?
(9)
Why is this the correct answer?
Moving two terms ahead changes the value by (2d), so (2d=18) and (d=9). In exams, count the number of jumps.
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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