যদি `X= {a, b, c, d}` এবং `Y= {f, b, d, g}`, তাহলে (i) `XY` (ii) `YX` (iii) `X nnY` খুঁজুন। ..

If X = {a,b,c,d} and Y= {f ,b,d g}, find : (i) X-Y (ii) Y-X (iii) XcapY .

If X= {a,b,c,d} , Y = {f , b,d,g} , find: (i) X-Y (ii) Y-X.

If X=quad {a,quad b,quad c,quad d} and Y={f,quad b,quad d,quad g}, find (i)X-Y (ii) Y-X (iii) X nn Y

If A= {a,b,c,d,e} ,B={a,c,e,g} and C ={b,e,f,g} , find : (i) A cap (B-C) (ii) A-(Bcup C) (iii) A-(Bcap C) .

If A= [a,b,c], B= [c,d] and C= [d,e,f] , Find (i) A xx (B uu C) (ii) (A nn B) xx C (iii) (A xx B) nn (B xx C)

Iron rods a, b, c, d, e and f are making a design in a bridge as shown in Fig. 5.47, in which a ||b, c ||d, e || f. Find the marked angles between (i) b and c (ii) d and e (iii) d and f (iv) c and f

If A = {a,b,c,d,e }, B= {a,c,e, g} and C = {b,e, f,g} verify that : (i) A cap (B-C) =(A cap B) -(A cap C) (ii) A- (Bcap C) =(A-B)cup (A-C)

If U" "=" "{a ," "b ," "c ," "d ," "e ," "f," "g," "h} , find the complements of the following sets : (i) A" "=" "{a ," "b ," "c} (ii) B" "=" "{d ," "e ," "f," "g] (iii) C" "=" "{a ," "c ," "e ," "g} (iv) D" "=" "{f," "g," "h ," "a)

In the following, state whether A = B or not : (i) A = {a,b,c,d} (ii) B = {d,c,b,a} (iii) A = {2,4,6,8,10} B = {x : x is positive even integer and x le 10 } (iv) A = {x : x is a multiple of 10} B ={10,15,20,25,30,...} .