Now I don’t know how to do this but I would recommended a tutor for you
Answer:
The answer is -24, I think!
Its 40 you basically add it kus if it gets colder than the temperature must of been higher so you add
To add two functions, combine like terms. (5+3x^(3)) = 8x^3-2x. The domain is all real numbers. There is no bound on how small or large the numbers can be for cubed functions.