Question

4. Find a and b if: 4+√2/2+√2=a-√b​

Answer 1

Step-by-step explanation:

(4+root 2)(2-root2) / (2+root 2)(2-root 2)

= (8 -4root 2 +2root 2 -2)/ 4-2

= 6-2root 2 /2

= 3-root 2

hence a=3 &b, =2