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What will be the fifth term in the geometric progression (18,54,162,486,\ldots)?गुणोत्तर श्रेणी (18,54,162,486,\ldots) में पाँचवाँ पद क्या होगा?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (1458)(1458)
The common ratio is (3) so the fifth term is (486\times3=1458). In exams multiply the last known term by the ratio.सामान्य अनुपात (3) है इसलिए पाँचवाँ पद (486\times3=1458) है। परीक्षा में अंतिम ज्ञात पद को अनुपात से गुणा करें।
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