Hard Mathematics Sequences and Progressions Class 9 Level 48

यदि \(a_n=10-2n\) है तो पहला ऋणात्मक पद कौन सा है?

If \(a_n=10-2n\), which is the first negative term?

Explanation opens after your attempt
Correct Answer

C. (6)ठा(6)th

Step 1

Concept

For a negative term, (10-2n<0), so (n>5). The smallest integer is (n=6).

Step 2

Why this answer is correct

The correct answer is C. (6)ठा / (6)th. For a negative term, (10-2n<0), so (n>5). The smallest integer is (n=6).

Step 3

Exam Tip

ऋणात्मक के लिए (10-2n<0), इसलिए (n>5)। सबसे छोटा पूर्णांक (n=6) है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=10-2n\) है तो पहला ऋणात्मक पद कौन सा है? / If \(a_n=10-2n\), which is the first negative term?

Correct Answer: C. (6)ठा / (6)th. Explanation: ऋणात्मक के लिए (10-2n<0), इसलिए (n>5)। सबसे छोटा पूर्णांक (n=6) है। / For a negative term, (10-2n<0), so (n>5). The smallest integer is (n=6).

Which concept should I revise for this Mathematics MCQ?

For a negative term, (10-2n<0), so (n>5). The smallest integer is (n=6).

What exam hint can help solve this Mathematics question?

ऋणात्मक के लिए (10-2n<0), इसलिए (n>5)। सबसे छोटा पूर्णांक (n=6) है।

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