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प्रश्न
`sqrt0.4` is a/an ______.
पर्याय
natural number
integer
rational number
irrational number
MCQ
रिकाम्या जागा भरा
उत्तर
`sqrt0.4` is an irrational number.
Explanation:
Given: Number `sqrt0.4`
Rational numbers are the numbers which can be written in the form of p/q where p and q are integers and q is non-zero.
Irrational numbers are numbers that are not rational.
`sqrt0.4 = sqrt4/10`
= `2/10`
As `sqrt10` cannot be written in the form of p/q so it isan irrationall number.
Therefore, `sqrt0.4` is an irrational number.
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