A) \[p+q+r=pqr\]
B) \[{{p}^{2}}+{{q}^{2}}+{{r}^{2}}=pr+rq\]
C) \[{{p}^{3}}+{{q}^{3}}+{{r}^{3}}=3pqr\]
D) None of these
Correct Answer: C
Solution :
[c] \[\therefore px+qy+r=0\] \[qx+ry+p=0\] \[\And rx+py+q=0\]be concurrent.You need to login to perform this action.
You will be redirected in
3 sec