posted by Stuck .
Yes, basically, "x times 5 to the square root of x".
use the product rule,
you will have to know how to differentiate a function of the type y = a^u, where a is any positive number
y = (x)(5^√x)
dy/dx = x (5^√x)(ln5)(1/2)(x^)(-1/2) + 5^√x
Ah yes! Ok, I see what's going on. Thanks!