given that the square√3 is irrational.prove that (5+2√3)is an irrational number. class 10
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can it be like this.... given√3 is irrational now let us assume (5+2√3)is irrational number. 5+2√3=a/b. 2√3=a/b-5=a-5b/b. √3=a-5b/2b. but we know that √3 is irrational so, our consumption is wrong.hence 5+2√3 is irrational.
ya.
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