Question

Find
${d}^{2} y \div d {x}^{2}$
,if
$y = {x}^{3} + 4x + 3$
​

Answer 1

Answer:

6x

Step-by-step explanation:

y=x^3 + 4x + 3

y' = 3 x^2 + 4

Y"= (3) (2) x

Y"= 6x