हिंदी

Write the following rational numbers in pq form. 0⋅6∙

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प्रश्न

Write the following rational numbers in `bb(p/q)` form.

\[\ce{0.\overset{\bullet}{6}}\]

योग
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उत्तर

Let x = 0.666.... = \[\ce{0.\overset{\bullet}{6}}\]

∴ 10x = 6.666... = \[\ce{0.\overset{\bullet}{6}}\]

∴ 10x − x = \[\ce{6.\overset{\bullet}{6} - 0.\overset{\bullet}{6}}\]

∴ 9x = 6

∴ x = `6/9`

∴ x =`2/3` 

∴  \[\ce{0.\overset{\bullet}{6}}\] = `2/3`

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अध्याय 2: Real Numbers - Practice Set 2.1 [पृष्ठ २१]

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बालभारती Mathematics 1 [English] Standard 9 Maharashtra State Board
अध्याय 2 Real Numbers
Practice Set 2.1 | Q 3. (i) | पृष्ठ २१

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