Math, asked by gamingoneboy, 2 months ago

show that 2+√7 is an irrational number​

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Answered by joshimleena
1

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Let us assume that 2/√7 is rational number. Now, 2√7/7 = p/q ( as rational no. can be written in the form of p/q=) Here LHS is irrational but RHS is rational.

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