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Find the 10th term of the G.P. : 12,4,113,................ - Mathematics

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प्रश्न

Find the 10th term of the G.P. :

`12, 4, 1 1/3, ................`

योग

उत्तर

Given G.P. : `12, 4, 1 1/3, ................`

Here,

Fisrt term, a = 12

Common ratio, r = `4/12 = 1/3`

Now, Tn = arn – 1

`\implies` T10 = `12xx(1/3)^9`

= `12 xx 1/19683`

= `4/6561` 

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Geometric Progression - Finding Sum of Their First ‘N’ Terms
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 11: Geometric Progression - Exercise 11 (A) [पृष्ठ १५२]

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सेलिना Mathematics [English] Class 10 ICSE
अध्याय 11 Geometric Progression
Exercise 11 (A) | Q 5 | पृष्ठ १५२
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