Question

(5+√7)(2+√5) solve the expression​

Answer 1

$(5 + \sqrt{7} )(2 + \sqrt{5}) \\ \\ = 5 \times 2 + 5 \sqrt{5} + 2 \sqrt{7} + \sqrt{7} \sqrt{5} \\ \\ = 10 + 5 \sqrt{5} + 2 \sqrt{7} + \sqrt{35} \\ \\ = 32.387$