Question

What is 13 plus 9root2
———————— = a plus b root2
7

Answer 1

13+9√2=a+b√2*7

22√2=a+b√14

22√2-a-b√14

22-b√16=a

22-b*4=a

22*4b=a

Answer 2

13 + 9√2 = 1.41421356

a = 13

b = 9