यदि क्रम \(2,6,18,54,\ldots\) में \(a_n=162\) है, तो (n) क्या है?

If \(a_n=162\) in the sequence \(2,6,18,54,\ldots\), what is (n)?

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Correct Answer

B. (5)

Step 1

Concept

The sequence is (2,6,18,54,162). (162) is the fifth term, so (n=5).

Step 2

Why this answer is correct

The correct answer is B. (5). The sequence is (2,6,18,54,162). (162) is the fifth term, so (n=5).

Step 3

Exam Tip

क्रम (2,6,18,54,162) है। (162) पाँचवाँ पद है, इसलिए (n=5)।

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Mathematics Answer, Explanation and Revision Hints

यदि क्रम \(2,6,18,54,\ldots\) में \(a_n=162\) है, तो (n) क्या है? / If \(a_n=162\) in the sequence \(2,6,18,54,\ldots\), what is (n)?

Correct Answer: B. (5). Explanation: क्रम (2,6,18,54,162) है। (162) पाँचवाँ पद है, इसलिए (n=5)। / The sequence is (2,6,18,54,162). (162) is the fifth term, so (n=5).

Which concept should I revise for this Mathematics MCQ?

The sequence is (2,6,18,54,162). (162) is the fifth term, so (n=5).

What exam hint can help solve this Mathematics question?

क्रम (2,6,18,54,162) है। (162) पाँचवाँ पद है, इसलिए (n=5)।