Question

find the square root of 9+2 root 20​

Answer 1

Answer:

4.23603588

Step-by-step explanation:

root( 9 + 2root 20)

                                                                          root 20 = 4.47213596

root ( 9 + 2 x 4.47213596  )

root ( 9 + 8.94427192 )

root ( 17.944 )

4.23603588