Question

Simplifiy-(5+√7)(2+√5)​

Answer 1

Step-by-step explanation:

$- 5(2 + \sqrt{5} ) - \sqrt{7} (2 + \sqrt{5} )$

$- 10 - 5 \sqrt{5} - 2 \sqrt{7} - \sqrt{35}$

hope it helps u mate

Answer 2

• Answer:

- 10 + 2√7 - 5√5 + √35

• Step-by-step explanation:

-(5 + √7)(2 + √5) =

= -5×2 + 2×√7 - 5×√5 + √7×√5

= - 10 + 2√7 - 5√5 + √35