Question

prove that 2[3-7 is an irrational​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

2√3-7

let us think that 2√3-7 is a rational number

2√3-7=p/q

2√3=p/q-7

√3=(p/q-7)/2

we know that p/q-7/2 is a rational number

but √3nis a irrational number

so this contradicts that 2√3-7 is rational

hence it is a irrational number

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