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##### What is second derivative of x^4 =...? ___________________________________________

```       2
12x
```
##### Explanation
```                4
Let f(x) = x

Differentiate with respect to x
3
f'(x) = 4x

Differentiate again with respect to x
2
f''(x) = 12x

2                             4
12x is the second derivative of x

Here f''(x) use as 2nd derivative
```

Here f '(x) use for first derivative and f ''(x) use for second derivative

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##### SHORTCUT TRICKS (Division)
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##### Worksheets (Solved)

###### Integration     