Add `p(p-q),q(q-r)` and `r(r-p)`

Add : p(p-q),q(q-r) and (r-p)

Add: (i) p\ (p-q), q(q-r) and \ r\ (r-p) (ii) 2x\ (z-x-y)\ and \ 2y\ (z-y-x)

The points (p,q +r) , (q, r+p) and (r, q+p) are "_______" .

The points (p,q +r) , (q, r+p) and (r, q+p) are "_______" .

The roots of the equation " "(q-r)x^(2)+(r-p)x+(p-q)=0 are :a) (r-p)(q-r), 1 b) (p-q)/(q-r), 1 c) (p-r)/(q-r), 2 d) (q-r)/(p-q), 2

a^(p-q) . a^(q-r) . a^(r-p) = _____________

Add the following expressions: p^2-q +r, q^2 -r+ p and r^2-p+q

The lines (p-q)x+(q-r)y+(r-p)=0(q-r)x+(r-p)y+(p-q)=0 (r-p)x+(p-q)y+(q-r)=0

The lines (p-q)x+(q-r)y+(r-p)=0(q-r)x+(r-p)y+(p-q)=0,(x-p)x+(p-q)y+(q-r)=