Question 113Asked in BPSC TRE 1.0 (2023) Mathematics Class 9-10

Which term of the AP 72, 63, 54, … is 0?समान्तर श्रेणी 72, 63, 54, … का कौन-सा पद 0 है?

समान्तर श्रेणी 72, 63, 54, … का कौन-सा पद 0 है?
  1. A8th8वाँ
  2. B9th9वाँ
  3. C10th10वाँ
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (B) 9th9वाँ

Explanation

a = 72, d = −9: 72 − 9(n − 1) = 0 gives n = 9.a = 72, d = −9: 72 − 9(n − 1) = 0 से n = 9।

From BPSC TRE 1.0 (2023) Mathematics Class 9-10 — Previous Year Paper

This is question 113 of BPSC TRE 1.0 (2023) Mathematics Class 9-10 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.