Question

Simplify: p( q – r ) + q (r – p ) + r ( p – q )​

Answer 1

Answer:

(,p+q+r)-(p-q+r)+ pq-qr

p+q+r-p+q-r+pq-qr

p-p+q+q+r+r+pq-qr

0+2q+2r+pq-qr

2q+2r+pq-qr

Step-by-step explanation:

hope it helps you

Answer 2

Answer:

0

Step-by-step explanation:

solved and uploaded the image