Question

Please help !!!! picture shown

Answer 1

My best bet would be C.

Answer 2

$\sqrt{10 x^{2} }$·$\sqrt{5x}$=$\sqrt{50 x^{3} }$. This can be simplified to 5x$\sqrt{2x}$, because √50 simplifies to 5√2 (since 5x5x2 equals 50) and the square root sign takes x² from x³ and turns it into just x.