The expression √5−√3√5+√3 when simplified reduces to a-b√1

1.	The expression √5−√3√5+√3 when simplified reduces to a-b√15.Then a + b is __________.
Answer» The expression $\frac{\sqrt{5} - \sqrt{3}}{\sqrt{5} + \sqrt{3}}$ when simplified reduces to a-b $\sqrt{15}$ . Then a + b is __________.

The expression √5−√3√5+√3 when simplified reduces to a-b√15.Then a + b is __________.

Answer»

The expression $\frac{\sqrt{5} - \sqrt{3}}{\sqrt{5} + \sqrt{3}}$ when simplified reduces to a-b $\sqrt{15}$ .

Then a + b is __________.