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Factor x2 − 7x + 8.

(x + 8)(x − 1)
Prime
(x − 8)(x − 1)
(x + 8)(x + 1)

User Matthew H
by
8.8k points

2 Answers

2 votes

Answer:

B

Explanation:

Prime

User Tikky
by
8.2k points
7 votes

Answer:

Prime

Explanation:

The roots are irrational. (If they were rational, they would be factors of 8.) As a consequence, the expression has no factoring in integers, making it prime.

_____

Roots are (7±√(7²-32))/2 = 3.5±√4.25.

Factor x2 − 7x + 8. (x + 8)(x − 1) Prime (x − 8)(x − 1) (x + 8)(x + 1)-example-1
User Syd Lambert
by
7.8k points