careless850
Factor Completely: 3x^2 − 21
A) 3(x^2 − 7)
B) 3(x + 7)(x − 7)
C) 3(x + 7)(x − 3)
D) Prime



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careless850
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I'd say B, but I don't know for sure.

DHASHNI
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A

careless850
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Could you help me with another?

DHASHNI
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yep!

careless850
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Or well, give me the answer lol. I'll never understand this stuff. I guess it's better for answers!!

careless850
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Factor Completely: x^2 − 36
(x + 6)(x − 6)
(x + 6)(x + 6)
(x − 6)(x − 6)
Prime

DHASHNI
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(x + 6)(x − 6)


careless850
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ANOTHER!