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The sales figure of two car dealers d...

The sales figure of two car dealers during January 2013 showed that dealer `A` sold 5 deluxe, 3 premium and 4 standard cars, while dealer `B` sold 7 deluxe, 2 premium and 3 standard cars. Total sales over the 2 month period of January-February revealed that dealer `A` sold 8 deluxe 7 premium and 6 standard cars. In the same 2 month period, dealer `B` sold 10 deluxe, 5 premium and 7 standard cars. Write `2xx3` matrices summarizing sales data for January and 2-month period for each dealer.

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RD SHARMA ENGLISH-ALGEBRA OF MATRICES-All Questions
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  3. The sales figure of two car dealers during January 2013 showed that...

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  15. Find non-zero values of x satisfying the matrix equation: x[2x2 ...

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