0,1,2,3,4 ডিজিট দিয়ে 5 ডিজিটের কয়টি সংখ্যা তৈরি করা যায়?

Show that(i) [[5,-1],[ 6 ,7]][[2, 1],[ 3 ,4]]!=[[2, 1],[ 3, 4]][[5,-1],[ 6, 7]] (ii) [[1, 2, 3],[ 0, 1, 0],[ 1, 1, 0]][[-1, 1, 0],[ 0,-1, 1],[ 2, 3, 4]]!=[[-1, 1, 0],[ 0,-1, 1],[ 2, 3, 4]][[1 ,2 ,3],[ 0, 1, 0],[ 1, 1, 0]]

Following data gives the number of children in 40 families: 1,2,6,5,1,5,1,3,2,6,2,3,4,2,0,0,4,4,3,2,2,0,0,1,2,2,4,3,2,1,0,5, 1,2,4,3,4,1,6,2,2 Represent it in the form of a frequency distribution.

An integer a is chosen from {-5,-4, -3,-2, -1, 0, 1, 2, 3, 4, 5}, |a^2 -3a -3 |>|a^2 + 7a-13| is-

Following data gives the number of children in 40 families: 1,2,6,5,1,5,1,3,2,6,2,3,4,2,0,0,4,4,3,22,0,0,1,2,2,4,3,2,1,0,5,1,2,4,3,4,1,6,2 Represent it in the form of a frequency distribution.

0.2x + 0.3y = 1.3,0.4x + 0.5y = 2.3

Rank of the matrix [[3,0,2], [-1,1,0],[5,2,3]] is (1) 1 (2) 2 (3) 3 (4) 4

Compute the indicated products.(i) [[a, b],[-b ,a]][[a,-b],[b, a]] (ii) [[1],[ 2],[ 3]][[2, 3 ,4]] (iii) [[1,-2],[ 2 ,3]] [[1 ,2, 3],[ 2, 3 ,1]] (iv) [[2, 3 ,4 ],[3, 4 ,5],[ 4, 5, 6]][[1,-3, 5],[ 0, 2, 4],[ 3, 0, 5]] (v) [[2,1],[3,2],[-1,1]] [[1, 0, 1],[-1, 2 ,1]] (vi) [[3,-1, 3],[1,0,2]] [[2 ,-3],[ 1, 0],[ 3, 1]]

If quad cos((2r pi)/(5))+i sin((2r pi)/(5)),r=0,1,2,3,4 then z_(1)z_(2)z_(3)z_(4)z_(5) is equal to ,r=0,1,2,3,4

Let A={1,2,3,4,5} and B={-2,-1,0,1,2,3,4,5}. Non-decreasing functions from A to B is