Vectors Algebra (part-1)
The quantity which involves only one value (magnitude) which is a real number is called as scalars. However, an answer to the second query is a quantity (called force) which involves muscular strength (magnitude) and direction (in which another player is positioned). Such quantities are called vectors.
What is the importance of the chapter Vectors Algebra? Why do we study the chapter Vectors Algebra? How many marks are carried by the chapter Vectors Algebra in class 12 board examinations? What are the basic concepts of vector algebra? What do you mean by direction cosines?