Provide solution for rd sharma math class 12 chapter Algebra of matrices exercise 4.3 question 77
Answer: The total amount spent by the party in the two cities (in Rs)
Hint: Matrix multiplication is only possible, when the number of columns of first matrix is equal to the number of rows of second matrix.
Given: The cost per contact(in paisa)
The number of contacts of each type made in two cities X and Y is
The total amount of money spent by party in each of the cities for the election is given by the matrix:
The total amount of money spent by party in each of the cities for the election in Rs is given by
One should consider social activities before casting his/her vote for the party.