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A asked in Ciencias y matemáticasMatemáticas · 4 years ago

¿Como puedo expresar el polinomio x^4-5x^3-3x^2+7x+6 en potencias de x-2??

Si es posible hacerlo con el polinomio de Taylor por favor hacedlo así

1 Answer

Rating
  • Marcos
    Lv 7
    4 years ago
    Favorite Answer

    A

    F(X)=x^4-5x^3-3x^2+7x+6

    formula de Taylor ,em torno do ponto x= "a"

    F(X)= F(a)+ F´(a)(x-a) + F´´(a)(x-a)^2/2!

    +F´´´(a)(x-a)^3/3!+ F´´´´(a)(x-a)^4/4! + ......+0+0

    F(X)= F(2)+ F´(2)(x-2) + F´´(2)(x-2)^2/2!

    +F´´´(2)(x-2)^3/3!+ F´´´´(2)(x-2)^4 /4!+ ......+0+

    **********************************************

    F(X)=x^4-5x^3-3x^2+7x+6

    F´(X)=4X^3-15X^2-6X+7

    F´´(X)=12X^2-30X-6

    F´´´(X)=24X-30

    F´´´´(X)=24

    F´´´´(X)=0

    F(2)=-16

    F´(2)=-33

    F´´(2)=-18

    F´´´(2)=18

    F´´´´(2)=24

    entonces

    F(X) =-16+ -33(X-2)-1(8/2)(X-2)^2

    +(18/6)(X-2)^3+(24/24)(X-2)^4

    1)F(X) = -16 -33(X-2)-9(x-2)^2+3(x-2)^3+(x-2)^4

    2) F(X)=x^4-5x^3-3x^2+7x+6

    check

    em (1) para X=7

    F(7)=594

    em 2) para X=7

    F(7) =594~~ok

    entoces

    x^4-5x^3-3x^2+7x+6 =

    -16 -33(X-2)-9(x-2)^2+3(x-2)^3+(x-2)^4

    Source(s): myself
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