If `A xx B={(,(p,q),(p,r)),(,(m,q),(m,r)):}}`, find A and B.

Let A={1,3,5,7} and B={p,q,r} .Let R be a relation define by R={(1,p),(3,r),(5,q),(7,p),(7,q)} , find the domain and range of R .

(a) If n(A) = 6 and n(AxxB)=42 then find n(B) (b) If some of the elements of A xx B are (x,p),(p,q), (r,s) . Then find the minimum value of n(A xx B) .

|{:(a,b,c),(x,y,z),(p,q,r):}|=|{:(x,y,z),(p,q,r),(a,b,c):}|=|{:(y,b,q),(x,a,p),(z,c,r):}|

If P={p,q,r,s,t,u} and Q capR={q,r,v,w} , find (P cup Q) cap(PcupR)

The vertices of a triangle are (p q ,1/(p q)),(q r ,1/(q r)), and (r p ,1/(r p)), where p ,q and r are the roots of the equation y^3-3y^2+6y+1=0 . The coordinates of its centroid are

If p+-a, q+- b, r+-c and abs((p,b,c),(a,q,c),(a,b,r)) = 0 show that p/(p-a)+q/(q-b)+r/(r-c)=2 .

List the sets A,B and C , given that, A cupB={p,q,r,s}, A cupC ={q,r,s,t}, A cap B={q,r}, A cap C={q,s}.

If P={p,q,r,s,t,u} and Q capR={q,r,v,w} , find (P-Q)cup(P-R)

Match the following a. (i)- (r), (ii)- (p), (iii)- (s), (iv)- (q) b. (i)- (s), (ii)- (p), (iii)- (q), (iv)- (r ) c. (i)- (r), (ii)- (q), (iii)- (p), (iv)- (s) d. (i)- (r), (ii)- (p), (iii)- (q), (iv)- (s)

If (2 , -3 , 1) is the centroid of the triangle ABC with vertices A (-3 , p , 2) , B (2 , -4 , q) and C (r , 3 , 5) , find the values of p , q , r .