Question

if 5 + root 3 by root 7 minus 4 root 3 is equal to a + 7 root b then a minus b is equal to ​

Answer 1

Step-by-step explanation:

Interpreting your question as

$\frac{5 + \sqrt{3} }{ \sqrt{7} } - 4 \sqrt{3} = a + 7 \sqrt{b}$

We have to find

$a - b = ...$

$a - b = \frac{5 - \sqrt{3} }{ \sqrt{7} } - 336$

Actually, writing in LaTeX for the first time.