Factor completely 3x2 − 21.
3(x2 − 7)
3(x + 7)(x − 7)
3(x + 7)(x − 3)
pri...
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Mathematics, 05.02.2020 02:59 Meowkitty1894
Factor completely 3x2 − 21.
3(x2 − 7)
3(x + 7)(x − 7)
3(x + 7)(x − 3)
prime
( ! )
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Answers: 3
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