Respuesta :

ANSWER CHOICES A. (3x^4)-(30x^2)+75 B. (3x^4)-15 C. (3x^4)-5 D. (9x^4)-5 2. Let f(x)= (x^2)-4 and g(x)= (-3x)^2.
f(-x+3)=-9x+25 Hope this helps.