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23 votes
23 votes
Factor completely

x²-9 ​

User Ishara Madawa
by
3.2k points

1 Answer

13 votes
13 votes

Answer:

(x + 3)(x - 3)

Explanation:

Use difference of squares property:

(x + 3)(x - 3)

User Jonathan Graehl
by
3.4k points