Ava45018
Ava45018
02-12-2017
Mathematics
contestada
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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PLEASE HELP ASAP simplify (3x^2 - 3 + 9x^3) - (4x^3 - 2x^2 + 16).x^3 - 5x^2 + 25-x^3 + x^2 + 255x^3 + 2x + 13 5x^3 + 5x^2 - 19
