# calculus

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What is the fourth derivative of this fifth degree polynomial? 5x^5+2x^4+7x^3+x^2+x+42?

• calculus -

first deriv. : 25x^4 + 8x^3 + 21x^2 + 2x + 1
2nd deriv. : 100x^3 + 24x^2 + 42x + 2
3rd ...
4th ...

If you know the pattern for taking derivatives of simple terms like those above, you should have no difficulty finishing the question.

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