Question

p(p – q) + q(q – r) + r(r – p) pls solve this

Answer 1

Answer:

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

p-p+q-q-q+p

p-q

Answer 2

Answer:

(p+q+r) ^2-(pq+qr+rp)

Step-by-step explanation:

p(p-q) +q(q-r) +r(r-p)

p^2-pq+q^2-qr+r^2-rp

substitute the values and groped them as

(p+q+r) ^2-(pq+qr+rp)