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Write the following set in roster form: C = {x : x is a two-digit natural number such that the sum of its digits is 8}

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प्रश्न

Write the following set in roster form:

C = {x : x is a two-digit natural number such that the sum of its digits is 8}

योग
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उत्तर

C = {x : x is a two-digit natural number such that the sum of its digits is 8}

The elements of this set are 17, 26, 35, 44, 53, 62, 71, and 80 only.

Therefore, the given set can be written in roster form as C = {17, 26, 35, 44, 53, 62, 71, 80}.

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अध्याय 1: Sets - EXERCISE 1.1 [पृष्ठ ५]

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एनसीईआरटी Mathematics [English] Class 11
अध्याय 1 Sets
EXERCISE 1.1 | Q 3. (iii) | पृष्ठ ५

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