Finding two importance functions

See attached image.

  • Low bounty. I can solve this for you, if you increase the bounty to at least $20. Thanks.

  • Do you want it via software method ?

    • No. I just need the two importance functions. No need for any workings out.

  • Bounty is too low, I'm afraid.

Answer

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  • Hi Kav, thank you for the response, it's much appreciated. I sent you a small tip, apologies for it not being a lot.

    • Thanks a lot! I am glad you liked the response.

The answer is accepted.