Question

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1 DCLOU.
8)
The sum of the costs of one ook each of Mathematics, Physics and Chemistry is Rs.210. Total
cost of a mathematics book, 2 physics books, and a chemistry book is Rs. 240/- Also the total
cost of a Mathematics book, 3 physics book and chemistry books is Rs. 300/-. Find the cost of
each book, using Matrices.​

Answer 1

Answer:

I did not know this answe

Iam realy sorry

Answer 2

Explanation:

By given condition, x+y+z=210

x+2y+z=240

1. x+3y+z=300