important question of matrices

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Row Matrix - A matrix having only one row is called a row-matrix. For example: A[1 3 2 -2] is a row matrix of order 1 x..

Using the line graph, find the year in which the maximum number of cars were imported. => 1996 or 1998 or 2000 or 1997..

The table shows the details of foreign commerce in the U.S. Find the ratio of the general imports in the year 1990 to that in the year 2000. => 1 : 99 or 1 : 244 or 244 : 99 or 99 : 244..

A 2 x 3 , B 3 x 5 and C 1 x 3 are three matrices. Which of the following is possible? => BC or CB or AC or BA ..

Some Important Relations - Relation between nearest neighbor distance (d) and edge length (a) of a unit cell in a cubic crysta..

Importance of Classification - By making a comparative study and assorting the similarities and differences amongst the various varieties of species, organisms can be classified into groups or sets. Taxonomy is a regular branch of science that is involved with the purpose of arranging or ..

i) Required for solubilization of chemicals and several biochemical reactions like hydrolytic digestion of polymeric nutrients, photosynthesis, etc. ii) Important for the working of macromolecules, as a good ionizer, transport of materials, etc. iii) Acts as a habitat for hydropyhtic and ..