Question

one by root 9 minus root 8 is equal to (a) 1 by 2(3 - 2 root 2) (b) 1 by 3 + 2 root 2 (c) 3 minus 2 root 2 (d) 3 + 2 root 2

Answer 1

b
1/root9-root8=1/3+2root2
make my answer as brinelist