5 3*x
d / 5\ --\3*x / dx
The derivative of a constant times a function is the constant times the derivative of the function.
Apply the power rule: x5x^{5}x5 goes to 5x45 x^{4}5x4
So, the result is: 15x415 x^{4}15x4
The answer is:
4 15*x
3 60*x
2 180*x