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प्रश्न
Choose the correct alternative:
If A = `|(-1, 2, 4),(3, 1, 0),(-2, 4, 2)|` and B = `|(-2, 4, 2),(6, 2, 0),(-2, 4, 8)|`, then B is given by
पर्याय
B = 4A
B = – 4A
B = – A
B = 6A
उत्तर
B = – 4A
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