Calculate the derivative indicated d^y/dx^2 (x=5) y=1x^3+5x^2?

Question

Calculate the derivative indicated d^y/dx^2 (x=5) y=1x^3+5x^2

https://webwork.wallawalla.edu/webwork2_files/tmp/equations/4f/d8b8dfa3e974c35e6f5f96cf6064031.png

Additional Details

d^y/dx^2 (x=5) y=1x^-3+5x^2(Correct equation)

Answer 1

Best Answer - Chosen by Voters

dy/dx = 3x^2 + 10x
d^2y/dx^2 = 6x + 10
d^2y/dx^2 (x=5) = 6(5) + 10 = 30 + 10 = 40
d^2y/dx^2 (x=5) = 40

Answer 2

y' = 3x^2 + 10x

y'' = 6x +10

f''(5) = 30+10 = 40