Mathematics: Use synthetic division to check -4 is a root of the polynomial expression: x^4+2x^3-9x^2-2x+8=f(x)

Use synthetic division to check -4 is a root of

Ответ:

24dewitt

01.01.2022

Hello,

|x^4|x^3|x^2|x^1|x^0
| 1..|.2...|.-9.|.-2.|.8
x=-3.| |.-4..|.8..|.4..|.-8
| 1..|.-2..|.-1.|..2.|.0

x^4+2x^3-9x^2-2x+8=(x+3)(x^3-2x^2-x+2)+0
-4 is a root of the polynomial expression.

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Ответ:

rubydai03

30.12.2020

Mathematics

U should HMU

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