sanjogpaudel63 sanjogpaudel63

08-06-2021
Social Studies

contestada

2) Find the remainder when x3 + x2 - 20 is divided by
(x + 2) by using remainder theorem.
{ANS: R = -24}

Respuesta :

KyanLin KyanLin

08-06-2021

Answer:

See explanation.

Explanation:

Remainder theorem: The remainder of f(x)/(x-a)=f(a)

So, plug in the number: f(x)=x3+x2-20, a= -2, f(a)=-2^3+ -2^2 -20= -8+4-20= -24

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