(a) If 4-[a] is a 3x3 matrix; such that a -i (4-7), find the values of diagonal elements and the value of 2a + a₂.

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Q: 3. Show f cos2n Ode 277 sin-n Ꮎ ᏧᎾ = 27 22n 11.1 n = 1, 2, 3,...

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Q: 7:49::? :81

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Q: ) Suppose that a fourth order differential equation has a solution y = 3e2xx sin(x). (a) Find such a…

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