अनुक्रम \(2,6,18,54,\ldots\) में प्रत्येक पद पिछले पद का (3) गुना है। आठवाँ पद क्या होगा?
In the sequence \(2,6,18,54,\ldots\), each term is (3) times the previous term. What will be the eighth term?
Explanation opens after your attempt
Correct Answer
D. (4374)
Concept
The eighth term is \(2\times3^7=4374\). Exam tip: from the first term, the exponent is (n-1).
Why this answer is correct
The correct answer is D. (4374). The eighth term is \(2\times3^7=4374\). Exam tip: from the first term, the exponent is (n-1).
Exam Tip
आठवाँ पद \(2\times3^7=4374\) है। पहले पद से गिनते समय घात (n-1) होती है।
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