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If (p,q,r,s) are four consecutive terms of an AP, which relation is always true?
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Answer and explanation
Correct answer: (p+s=q+r)
Writing the terms as (p,p+d,p+2d,p+3d) gives (p+s=q+r). In exams, verify four-term relations symbolically.
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What is the correct answer to this question?
(p+s=q+r)
Why is this the correct answer?
Writing the terms as (p,p+d,p+2d,p+3d) gives (p+s=q+r). In exams, verify four-term relations symbolically.
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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