English

Find X and Y, If 2 X X Y 3 Y 3 2 = 16 9

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Question

Find X and Y, if
`[(2x, x),(y , 3y)][(3),(2)] = [(16),(9)]`

Sum
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Solution

`[(2x, x),(y , 3y)][(3),(2)] = [(16),(9)]`
`[(6x + 2x),(3y + 6y)] = [(16),(9)]`
`[(8x),(9y)] = [(16),(9)]`
8x = 16, x = 2
9y = 9, y = 1.

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Chapter 9: Matrices - Determine the following

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R.S. Aggarwal Mathematics [English] Class 10 ICSE
Chapter 9 Matrices
Determine the following | Q 9
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