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Let f(x)=-3x^2+x-4, g(x)=-5x^2+3x-8, and h(x)=5x^2+5x+1. Express f(x)+g(x)+h(x) as a single polynomial, with the terms in order by decreasing degree.
Thanks my dudes!
[ -3x^2+ x - 4 ] + [ -5x^2+3x - 8] + [ 5x^2+5x+1 ] =
-3x^2 + 9x - 11