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14.04.2020 •
Mathematics
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If necessary, combine like terms.
(x+3)(x – 3) = ?
Solved
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Ответ:
Step-by-step explanation:
multiply it
x²-3x+3x-9=0
x²-9=0
x²=9
square root both side we get
x=3
Ответ:
NEITHER
Step-by-step explanation:
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