Question

производная от корень из 5х

Answer 1

$(sqrt{5x})`=frac{1}{2sqrt{5x}}*(5x)`=frac{5}{2sqrt{5x}}$

Answer 2

 

$y = sqrt{5x}\\ y' = frac{1}{2}*frac{5}{sqrt{5x}} = frac{sqrt{5}}{2sqrt{x}}$