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Serjik [45]
3 years ago
8

.   Multiply (x + 3)(x – 3).

Mathematics
1 answer:
konstantin123 [22]3 years ago
8 0
X × x = x^2
x × -3 = -3x
3 × x = 3x
3 × -3 = -9

x^2 + 3x - 3x - 9
So I would agree with C because the -3x and the 3x cancel each other out. I hope this helps!
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