Identify the indefinite integral ∫5x4dx\int 5x^4 dx∫5x4dx.
5x5+C5x^5 + C5x5+C
x5+Cx^5 + Cx5+C
20x3+C20x^3 + C20x3+C
54x5+C\frac{5}{4}x^5 + C45x5+C