Ava45018
Ava45018
02-12-2017
Mathematics
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How do u do this? HELPPPPPPPPPPPPPPPPP
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imkriptic
imkriptic
02-12-2017
Im not this sure but is D because 16-x^2 is 16-4x^2 and for x^2-9 needs a positive side to make x since there's no number behind the x symbol the hidden number is 1.
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