Determine whether the function f(x)= -x^2 -x^7 -4x^3 is even, odd or neither.

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An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)