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If {bmatrix}2 & 3 5 & 7{bmatrix} {bmatrix} 1& -3 -2 & 4{bmatri

Question

If $[2537] [1 - 2 - 3 4] = [- 4 - 9 6 x]$ , then find $x$ .

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Charlotte Discussed

[2537] [1 - 2 - 3 4] = [- 4 - 9 6 x]

, then find

x

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Text solutionVerified

[2537] [1 - 2 - 3 4] = [- 4 - 9 6 x]

[ Given ]

Now multiplying the matrices,

\Rightarrow

[2 + (- 6) 5 + (- 14) - 6 + 12 - 15 + 28] = [- 4 - 9 6 x]

\Rightarrow

[- 4 - 9 613] = [- 4 - 9 6 x]

Both matrices are equal then their elements are also equal.

∴

x = 13

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