Derivative question

Please help, not sure what to do

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  • Says it wrong. I get one more try :(

    • Let me double check my answer.

  • They have an example but I am not sure how to show you.

  • Maybe if I create a post for like a penny and you accept it?

  • Savionf Savionf
    +1

    There was a mistake in the last step. Please check again.

  • Thank you! It worked.

The answer is accepted.
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