Question

find two irrational numbers between 4 and √21​

Answer 1

$\sqrt{20} \\ \sqrt{19}$

Answer 2

Answer:We have to find two irrational numbers between 4 and

√21

First let us Square 4 as it is a rule so it will become √16

Now two irrational numbers between √16 and √21 can be any two numbers between 16 and 21 which are not a perfect square

So they could be √17,√18,√19,√20

In your the book the answer must be given as-

√17 and 3√2 it is as-

√17 is a non-perfect square and 3√2 can be solved as

√3×3×2=18 as it is a rule

THANK YOU

Step-by-step explanation: