Question

prove that 3+4root5 is an irrational number
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give me step by step​

Answer 1

Step-by-step explanation:

We know that root 5 is irrational number.

Multiplication if rational and irrational number is irrational. So,4 root 5 is irrational.Now addition of rational and irrational number is irrational. So,3+4 root 5 is irrational

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