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प्रश्न
Evaluate if possible `[(6, 4),(3, -1)][(-1),(3)]`
उत्तर
`[(6, 4),(3, -1)][(-1),(3)]`
= `[(6 xx (-1) + 4 xx 3),(3 xx (-1) + (-1)(3))]`
= `[(-6 + 12),(-3 - 3)]`
= `[(6),(-6)]`
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