Consider the matrix a) Find the determinant of A. det (A) = -30 b) If det (A) = 0, find the inverse of A. A ə ab sin (a) əx 1 30 c) Verify your answer in (b). A-¹A = ə ab sin (a) əx f ∞ ∞ A = a a [ -5 5 Ω Ω 4 2 X

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A: See the detailed solution below.

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A: “Since you have posted multiple questions, we will provide the solution only to the first question…

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A: Co factors of first row: Therefore determinant value is,

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A: We will answer the first question as we don't answer multiple questions at a time. Please resubmit…