Respuesta :

Answer:

-3p^2+4p-7

Step-by-step explanation:

p2−5p+4−(4p2−9p+11)

Distribute the Negative Sign:

=p2−5p+4+−1(4p2−9p+11)

=p2+−5p+4+−1(4p2)+−1(−9p)+(−1)(11)

=p2+−5p+4+−4p2+9p+−11

Combine Like Terms:

=p2+−5p+4+−4p2+9p+−11

=(p2+−4p2)+(−5p+9p)+(4+−11)