Question

3 by 4 root 5 - root 3 + 2 by 4 root 5 + root 3 = a root 5+ b root 3​

Answer 1

Step-by-step explanation:

(3(4√5 +√3) + 2(4√5 - √3)) / (80 -3)

= (12√5 + 3√3 + 8√5 - 2√3 )/ 77

= (20√5 + √3 ) / 77

= 20/77 (√5) + 1/77 (√3)

therefore a = 20/77

and b = 1/77

kindly check it

hope this helps

Answer 2

This is my answer.

I hope this is helpful for you.

Thanks