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Mathematics
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6 September, 05:17
Factor completely. x^2-4
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Zavier Clarke
6 September, 06:48
0
(x - 2) (x + 2).
Step-by-step explanation:
This is the difference of 2 squares:
a^2 - b^2 = (a - b) (a + b)
So
x^2 - 4 = (x - 2) (x + 2).
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