muddnumba1 muddnumba1

11-04-2018
Social Studies

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multiply the polynomial expressions below.(7x+5)(2x^3-4x^2+9x-3)

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TheSandman1337 TheSandman1337

12-04-2018

We have that:
[tex](7x+5)(2x^3-4x^2+9x-3)=[/tex]
[tex]7x(2x^3-4x^2+9x-3)+5(2x^3-4x^2+9x-3)[/tex]
[tex]=(14x^4-28x^3+63x^2-21x)+(10x^3-20x^2+45x-15)[/tex]
Now we add monomials of the same grade and we get:
[tex]14x^4-18x^3+43x^2+24x-15[/tex]

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TRUEBOSS72 TRUEBOSS72

08-11-2018

Hope this helps!!!

Thanks to let me know that it helped u:)

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