Respuesta :

bakariraheem
I can't see the Attachment but if you can message me or comment the question i'd be more than happy to help 
debambarish2013
Hello!


(-3x^4-9x^3-4x^2-4)-(5x^3-7x^2+6)

= -3x^4-9x^3-4x^2-4-(5x^3-7x^2+6)

= -3x^4-9x^3-4x^2-4-5x^3+7x^2-6

=-3x^4-14x^3+3x^2-10

hence, option D is the answer.

HOPE IT HELPED :D ☺☺