दर्शाइए कि बिंदु `(2, 3 , 4), (-1, - 2, 1), (5, 8, 7)` संरेख है |

Show that the points : (4, 7, 8), (2, 3, 4), (- 1, - 2, 1), (1, 2, 5) are the vertices of a parallelogram.

Verify the following : (-1, 2, 1), (1, -2, 5), (4, -7, 8) and (2, -3, 4) are the vertices of a parallelogram.

Verify the following: (-1, 2, 1), (1, -2, 5), (4, -7, 8) and (2, -3, 4) are the vertices of a parallelogram.

If U= {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A= {1, 2, 3, 5}, B= {2, 4, 6, 7} and C= {2, 3, 4, 8}. Then, (B cup C)'="………"

If U= {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A= {1, 2, 3, 5}, B= {2, 4, 6, 7} and C= {2, 3, 4, 8}. Then, (C - A)'="……….."

Study the following arrangement carefully and answer the questions given below: 7 6 1 7 9 2 4 1 5 6 4 9 2 3 4 1 2 5 8 5 8 4 8 3 1 2 7 5 2 6 7 2 9 5 3 Which of the following is third to the left of the eighteenth digit from the left end of the above arrangement? 1) 8 2 ) 3 3)4 4)5 5)1

Show that the points (4,7,8),(2,3,4),(-1,-2,1) ,(1,2,5) are the vertices of a paralelogram.

Show that the points (4,7,8), (2,3,4) and (-1,-2,1),(1,2,5) are vertices of a parallelogram.