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प्रश्न
Show that x is rational, if x2 = 0.0004.
संख्यात्मक
उत्तर
x2 = 0.0004
x = `(0.0004)/10000`
x = `sqrt(4/(10000))`
x = `2/100`
x = 0.02
It is a Rational.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Rational and Irrational Numbers - Exercise 1 (D) [पृष्ठ २३]
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संबंधित प्रश्न
Add the following rational numbers.
\[\frac{- 5}{7} and \frac{3}{7}\]
Simplify:
\[\frac{- 16}{9} + \frac{- 5}{12}\]
Simplify:
\[\frac{- 13}{8} + \frac{5}{36}\]
Simplify:
\[1 + \frac{- 4}{5}\]
Evaluate each of the following:
\[- \frac{4}{7} - \frac{2}{- 3}\]
Simplify:
\[\frac{5}{6} + \frac{- 2}{5} - \frac{- 2}{15}\]
Simplify:
\[\left( \frac{1}{4} \times \frac{2}{7} \right) - \left( \frac{5}{14} \times \frac{- 2}{3} \right) + \left( \frac{3}{7} \times \frac{9}{2} \right)\]
Divide:
\[\frac{- 3}{13}\ \text{by} \frac{- 4}{65}\]
Are the following statement true or false ? Give reason for your answer.
- Every whole number is a natural number.
- Every whole number is a rational number.
- Every integer is a rational number.
- Every rational number is a whole number.
Insert a rational number between:
`(4)/(3) and (7)/(5)`
