Question

(√7-√5)^2 / (√7)^2-(√5)^2 solve it properly​

Answer 1

Answer:

$\frac{( \sqrt{7} - \sqrt{5} ) {}^{2} }{( \sqrt{7} - \sqrt{5} ) {}^{2} } \\ = \frac{7 + 5 - 2 \sqrt{35} }{7 + 5 - 2 \sqrt{35} } = 1$

ok