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Answer variants:
\sqrt{19} = \frac{p}{7q}
\sqrt{19} is a rational
cannot be expressed as p/q form
can be expressed as p/q form
co-primes
7 \sqrt{19} = \frac{p}{q}
contradicts
composites
satisfies
irrational Number
rational Number
Let's prove is an irrational number.
Now prove by contradiction method.
1. | Assume is a | |
2. | By the definition, | |
3. | And p and q are | |
4. | So we can write it as | |
5. | Simplifying the term, | |
6. | This implies that, | |
7. | This | our assumption. |
8. | Thus, is |