Let `A=(x,y,z)` and B=(p,q), then draw the tree diagram of `A xxB` and `BxxA` .

Let A=(a,b,c) and B=(p,q). Draw the arrow diagram of A xx B .

If A ={x,y,z} and B={5,6}, then represent each of the following by arrow diagram: (i) AxxB " "(ii) BxxA (iii) AxxA " "(iv)BxxB

If A ={x,y,z} and B={5,6}, then represent each of the following by arrow diagram: (i) AxxB " "(ii) BxxA (iii) AxxA " "(iv)BxxB

If A sube B , prove that AxxA sube (A xxB) nn (BxxA) .

Let A and B be two sets such that n (A) =3 and n(B) =2, If ( x,1) ,( y ,2) (z,1) are in A xxB find A and B where x,y,z, are distinct elements

If X_(mxx3)Y_(pxx4)=Z_(2xxb) , for three matrices X,Y and Z , then find the values of m , p and b.

If (a-x)/(p x)=(a-y)/(q y)=(a-z)/(rz) and p ,q ,and r are in A.P., then prove that x ,y ,z are in H.P.

The sides of triangle are denoted by x , y nd z . Area of the triangle and semiperimeter of the triangle are denoted by P and q respectively .If P= sqrtq (q-x)(q-y)(q-z) and x+y-z=y+z-x=z+x-y=4 Find P (in square units)