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teachoo.com
Prove that root √5 is irrational (with Video) - Teachoo - Ex 1.2
Ex 1.2, 1Prove that √5 is irrational.We have to prove √5 is irrationalLet us assume the opposite, i.e., √5 is rationalHence, √5 can be written in the form 𝑎/𝑏 where a and b (b≠ 0) are co-prime (no common factor other than 1)Hence, √𝟓 = 𝒂/𝒃 √5 b = a Squarin
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