Question

-z minus Z Square + 13 Z Square - 5z + 7z​

Answer 1

Answer:

(1)-z²+13z²-5z+7z³-15z

-5z--15z-z²+13z²+7z³

-20z+12z²+72³

Explanation : we can't add them because these alphabetic are different

(2) p-(p-q) -q-(q-p)

p-p-q-q-q-p

p-p-p-q-q-q

0p-q0

Answer 2

Answer:

(1)-z²+13z²-5z+7z³-15z

-5z--15z-z²+13z²+7z³

-20z+12z²+72³

Explanation we can't add them because

these alphabetic are different

6

(2) p-(p-q) -q-(q-p)

p-p-q-q-q-p

p-p-p-q-q-q

Op-qo