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$If A = [\begin{array}{rr} - 6 5 \\ - 7 6 \end{array}] and A B = I then B =$

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6576

−65−76

−6−5−76

65−7−6

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Correct option is B

AB=I⇒B=A−1=1−36+356−57−6=−65−76

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If A=−6 5−7 6 and AB=I then B=

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$If A = [\begin{array}{rr} - 6 5 \\ - 7 6 \end{array}] and A B = I then B =$