Question

Найдите произведение корней уравнения
$y^{2} = ( sqrt{7} - sqrt{3} ) ( sqrt{7} + sqrt{3} )$

Answer 1

y²=(√7-√3)(√7+√3)=7-3=4
y₁=2
y₂=-2

y₁*y₂=2*(-2)=-4

Answer 2

\\\\\\\\\\\\\\\