12. Prove that 13+ 2 is irrational....
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12. Prove that 13+ 2 is irrational.

NEET/Medical Exams
Maths
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Assume ( sqrt{3}+sqrt{2} ) to ( b x ) )ational So ( sqrt{3}+sqrt{2}=frac{p}{9} ) ( z ) ( 3+2+2 sqrt{6}=frac{p^{2}}{a^{2}}=5+2 sqrt{6} ) ( therefore quad frac{p^{2}-5 q^{2}}{a^{2}}=2 sqrt{6} ) ( t ) [ sqrt{b}=frac{p^{2}-5 q^{2}}{2 q^{2}} ] but RHs is rational Which is a contradiction.
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