Question

3. Examine, whether the following numbers are rational or irrational:
(iii) 2 + root3
(iv) root3 +root2
(v) root3+root5
(vi) (root2 - 2)power 2
(vii) (2-root2)(2+ root2)
(viii) (root2 + 3)
(ix) root5-2
(x)root23
(xi)root225
(xii)0.3796
​

Answer 1

Irrational - 3,4,5,8,9,10

Rational - 6,7,11,12

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