UPSKILL MATH PLUS
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Learn moreFind 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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