4. Using Cramer's rule, determine the inverse of the following matrix: A == 20 312 6 −1] 3 -4 0

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A: Step 1: Step 2: Step 3: Step 4:

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A: Step by step solution

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A: Step 1: Step 2: Step 3: Step 4:

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A: problem (a) sol:  problem (b) sol: Final Answers:  Thank you Reference:

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A: If you have any help please let me know in comment box thankyou.

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A: 1)2)I hope this is helpful.

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A: We are given the matrix:A=[40​−3−1​]. Step 1: Compute A2 (A × A):A2=A⋅A=[40​−3−1​]⋅[40​−3−1​].…

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A: Note: General solution= Complementary function (C.F.) + Particular integral (P.I.)

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A: (a) Show that∣∣∣∣​∫CR​​z3+z+1dz​∣∣∣∣​≤R3−R−1πR/2​.​Let CR​​ denote the arc of the circle ∣z∣=R,…

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A: Part (a): Derive the determining equations for the symmetries of the ODE

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A: Here is a simple example. Denote by ℓ∞ the set of all bounded sequences of real numbers; putThen all…

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A: Step 1: Step 2: Step 3: Step 4: