F(x)=9xcubed+2xsecond power-x+4 and g(x)=5xcubed-7x+4. What is f(x)-g(x)?

asked Sep 26, 2020 205k views

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3 votes

$f(x) - g(x) = 9 {x}^(3) + 2 {x}^(2) - x + 4 - 5 {x}^(3) - 7x + 4 \\ = 4 {x}^(3) + 2 {x}^(2) - 8x + 8$

Hgyxbll answered Oct 2, 2020