Question

Prove that
1/2-root 5
is irrational number

please send fast​

Answer 1

Step-by-step explanation:

Let 1/2-√5 is a rational number. A rational number can be written in the form of p/q where p,q are integers. If p,q are integers then (q-2p)/2q is a rational number. ... But this contradicts the fact that √5 is an irrational number.

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Answer 2

Answer:

Let 1/2-√5 is a rational number. A rational number can be written in the form of p/q where p,q are integers. If p,q are integers then (q-2p)/2q is a rational number. ... But this contradicts the fact that √5 is an irrational number