4 years ago

What is the remainder when (x3 − 3x2 − 13x + 78) is divided by (x + 4)?

2 answers:

7 0

x^2 - 7x + 15
_________________
(x+4)/ x^3 - 3x^2 - 13x + 78
- x^3 + 4x^2
----------------
- 7x^2 - 13x
- - 7x^2 - 28x
------------------
15x + 78
- 15x + 60
-------------
18

remainder = 18

Elza [17]4 years ago

6 0

Answer:

the remainder is 18

Step-by-step explanation:

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