Classify the following number as rational or irrational with justification
3√18
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Classify the following number as rational or irrational with justification
3√18
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Answer:
3 root 18 is a irrational number because when we factories 18 then it will be 2*3*3 so we can take 3 outside the root but 2 will remain in root so 2*3 root 2 that is = 6 root 2 so root value is irrational
Answer:
Answer
Rational number is a number which can be written in form
q
p
, where p,q are both integers.
3
18
=3
9×2
=3×3
2
=9
2
.
So, it cannot be written in a form
q
p
, with p,q both integers.
Hence, 3
18
is an irrational number.