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Subjects
Mathematics CBSE
Class 9
Number System
Textbook Questions
32.
Exemplar Exercise Problems X
Exercise condition:
4
m.
Find which of the variables \(x, y, z\) and \(u\) represent rational numbers and which irrational numbers :
(i)
\(x^2 = 5\) is
(ii)
\(y^2 = 9\) is
(iii)
\(z^2 = .04\) is
(iv)
\(u^2=\frac{17}{4}\) is
Answer variants:
a rational number
an irrational number
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