यदि \(a_n=60-5n\) है तो \(a_9\) का मान क्या होगा?

If \(a_n=60-5n\) then what is the value of \(a_9\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (15)

Step 1

Concept

\(a_9=60-45=15\). In exams subtract (5n) correctly in a decreasing formula.

Step 2

Why this answer is correct

The correct answer is B. (15). \(a_9=60-45=15\). In exams subtract (5n) correctly in a decreasing formula.

Step 3

Exam Tip

\(a_9=60-45=15\) है। परीक्षा में घटते सूत्र में (5n) को सही घटाएँ।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=60-5n\) है तो \(a_9\) का मान क्या होगा? / If \(a_n=60-5n\) then what is the value of \(a_9\)?

Correct Answer: B. (15). Explanation: \(a_9=60-45=15\) है। परीक्षा में घटते सूत्र में (5n) को सही घटाएँ। / \(a_9=60-45=15\). In exams subtract (5n) correctly in a decreasing formula.

Which concept should I revise for this Mathematics MCQ?

\(a_9=60-45=15\). In exams subtract (5n) correctly in a decreasing formula.

What exam hint can help solve this Mathematics question?

\(a_9=60-45=15\) है। परीक्षा में घटते सूत्र में (5n) को सही घटाएँ।