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7 votes
7 votes
Use synthetic or long division to divide x^3+ 5x^2+ x- 10 by x+ 2. What is the new
expression?

User Lukas Scholz
by
3.3k points

2 Answers

10 votes
10 votes

Answer:

1x^2 + 7x + 4/x+2

Step-by-step explanation: x^3+ 5x^2+ x- 10 by x+ 2.

| 1 5 -10

2 | ---- 2 14

________________

1 7 4

X+2 = not a factorable --

1x^2 + 7x + 4/x+2

User Avall
by
3.3k points
9 votes
9 votes

Answer:

x2+3x−5

Explanation:

Set up the synthetic division using the coefficients of the numerator and the root in the denominator. Divide using the rules for synthetic division.

User Delyan
by
2.3k points