If A – $$2B$$ $$=$$ $$1537$$ and $$2A$$ – $$3B$$ $$=$$ −$$2507$$ , then matrix B is equal to

Correct option is 1−4−5−6−7

Questions

If A – 2B = $[\begin{matrix} 1 & 5 \\ 3 & 7 \end{matrix}]$ and 2A – 3B = $[\begin{matrix} - 2 & 5 \\ 0 & 7 \end{matrix}]$ , then matrix B is equal to

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−4−5−6−7

06−37

2−132

6−101

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detailed solution

Correct option is A

Given, A – 2B = 1537 and 2A−3B=−2507 We have, B=(2A−3B)−2(A−2B)B=−4−5−6−7

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If A – 2B = 1537 and 2A – 3B = −2507 , then matrix B is equal to

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Ready to Test Your Skills?

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If A – 2B = $[\begin{matrix} 1 & 5 \\ 3 & 7 \end{matrix}]$ and 2A – 3B = $[\begin{matrix} - 2 & 5 \\ 0 & 7 \end{matrix}]$ , then matrix B is equal to