यदि \(a_1=130\) और हर अगले पद में (11) घटाया जाता है, तो \(a_9\) क्या होगा?

If \(a_1=130\) and (11) is subtracted for each next term, what is \(a_9\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (42)

Step 1

Concept

\(a_9=130-8\times11=42\). There are (8) subtractions before the (9)th term.

Step 2

Why this answer is correct

The correct answer is B. (42). \(a_9=130-8\times11=42\). There are (8) subtractions before the (9)th term.

Step 3

Exam Tip

\(a_9=130-8\times11=42\) है। (9)वें पद तक (8) बार घटाव होगा।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=130\) और हर अगले पद में (11) घटाया जाता है, तो \(a_9\) क्या होगा? / If \(a_1=130\) and (11) is subtracted for each next term, what is \(a_9\)?

Correct Answer: B. (42). Explanation: \(a_9=130-8\times11=42\) है। (9)वें पद तक (8) बार घटाव होगा। / \(a_9=130-8\times11=42\). There are (8) subtractions before the (9)th term.

Which concept should I revise for this Mathematics MCQ?

\(a_9=130-8\times11=42\). There are (8) subtractions before the (9)th term.

What exam hint can help solve this Mathematics question?

\(a_9=130-8\times11=42\) है। (9)वें पद तक (8) बार घटाव होगा।