Isuckatmath908
Isuckatmath908 Isuckatmath908
  • 06-08-2016
  • Mathematics
contestada

#48 How would I do this? I don't believe my answer is right

48 How would I do this I dont believe my answer is right class=

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Glover2010
Glover2010 Glover2010
  • 06-08-2016
Well you have to make the powers line up so we know r^4 is the highest and you work your way down so

0r^4-5r^3-4r^2-3r
R^4+0r^3-4r^2+3r

So now that they are lined up by power we solve (keep in mind that the 0r's are place holders and have no value)

R^4-5r^3-8r^2

That's your answer
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