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प्रश्न
Which of the following is not true?
पर्याय
Rational numbers are closed under addition.
Rational numbers are closed under subtraction.
Rational numbers are closed under multiplication.
Rational numbers are closed under division.
उत्तर
Rational numbers are closed under division.
Explanation:
Rational numbers are not closed under division.
As, 1 and 0 are the rational numbers but `1/0` is not defined.
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संबंधित प्रश्न
Evaluate each of the following:
What number should be added to \[\frac{- 5}{11}\] so as to get\[\frac{26}{33}?\]
What number should be subtracted from \[\frac{3}{7}\] to get\[\frac{5}{4}?\]
What should be added to \[\left( \frac{1}{2} + \frac{1}{3} + \frac{1}{5} \right)\] to get 3?
Simplify:
Divide:
If `r/s` is a rational number, then s cannot be equal to zero.
Every whole number is an integer.
Roller Coaster at an amusement park is `2/3` m high. If a new roller coaster is built that is `3/5` times the height of the existing coaster, what will be the height of the new roller coaster?
Every natural number is a rational number but every rational number need not be a natural number.
