JamearJ565675 JamearJ565675

03-11-2022
Mathematics

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The last one! Synthetic division please explain how to do this!!

The last one Synthetic division please explain how to do this class=

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MarvellaB555528 MarvellaB555528

03-11-2022

Answer:

Explanation:

The given expression is:

[tex](x^3+5x^2-18)\div(x-3)[/tex]

This can be solved using the synthetic division as shown below

Therefore, the quotient = x² + 8x + 24

The remainder = 54

To confirm the remainder, substitute if f(54) = 0

f(x) = x³ + 5x^2

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