marioejr11 marioejr11
  • 19-04-2018
  • Mathematics
contestada

Multiply the polynomials. (4x2 + 3x + 7)(8x – 5)

Respuesta :

YaFavLupita YaFavLupita
  • 19-04-2018
32x^3+4x^2+41x-35

hope it helps

Answer Link
slicergiza slicergiza
  • 28-06-2019

Answer:

[tex]32x^3+4x^2+41x-35[/tex]

Step-by-step explanation:

Given expression is,

[tex](4x^2+3x+7)(8x-5)[/tex]

Using the distributive property,

[tex](4x^2+3x+7)(8x)-(4x^2+3x+7)(5)[/tex]

Again by distributive property,

[tex]4x^2(8x)+3x(8x)+7(8x)-4x^2(5)-3x(5)-7(5)[/tex]

[tex]32x^3+24x^2+56x-20x^2-15x-35[/tex]

Combine like terms,

[tex]32x^3+4x^2+41x-35[/tex]

Answer Link

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