Respuesta :

9514 1404 393

Answer:

  x² +2x +1

Step-by-step explanation:

Substitute the given expressions and collect terms.

  p(x) -t(x)

  (x² +3x -4) -(x -5)

  x² +3x -4 -x +5 . . . . . eliminate parentheses

  x² +2x +1 . . . . . . . . . .combine like terms