Antima Jangid posted an Question
January 04, 2022 • 15:09 pm 30 points
  • IIT JAM
  • Mathematics (MA)

51. let p be a 4x4 matrix with entries from the set of rational numbers. if n2 +i. with i=v-1, is a root of the characteristic polynomial of p and i is the 4x4

51. Let P be a 4x4 matrix with entries from the set of rational numbers. If N2 +i. with i=v-1, is a root of the characteristic polynomial of P and I is the 4x4 identity matrix, then. (a) P=4P +91 (b) P =4P-91 (c) P=2p? -91 (d) P=2P +91 (JAM MA 2019)

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  • Anonymous User best-answer

    C

    cropped7482666461695483624.jpg
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    1 Eigen value is √2+i so 1 will be √2-i . how we came to know about other two... please share prerequisite knowledge for it

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    property of theory of equations if a+√b is root of eq then a-√b is also

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    understand

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