SOLUTION: {{{ f(x)=9x^3+2x^2-5x+4 }}} and {{{ g(x)=5x^3-7x+4 }}}. What is f(x)-g(x)? Show all of your steps and write your final answer in factored form. Thank you so much!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: {{{ f(x)=9x^3+2x^2-5x+4 }}} and {{{ g(x)=5x^3-7x+4 }}}. What is f(x)-g(x)? Show all of your steps and write your final answer in factored form. Thank you so much!      Log On


   

Question 1026626: +f%28x%29=9x%5E3%2B2x%5E2-5x%2B4+ and +g%28x%29=5x%5E3-7x%2B4+. What is f(x)-g(x)? Show all of your steps and write your final answer in factored form. Thank you so much!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=9x^3+2x^2-5x+4 }}} and +g%28x%29=5x%5E3-7x%2B4+. What is f(x)-g(x)? Show all of your steps and write your final answer in factored form. Thank you so much!
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f(x)-g(x) = [9x^3+2x^2-5x+4] - [5x^3-7x+4]
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= 4x^3 + 2x^2 + 2x
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Cheers,
Stan H.