Consider the following system of equations 5 4 9 30-0 -2 5 and the following approximation of the solution of this system: -2.1 -3.0 -3.4 How much is the relative backward error? Give your answer with two significant figures and use the ∞o-norm. -4 x₁ = -3 4 3 2

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Q: change

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A: We have to tell why we have to multiply alpha by 2

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A: We can solve this as follows:

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A: We know that, Mean = Expected Value

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A: Please see the below picture for detailed solution.

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A: Given polynomial p(x)=2x4+12x3−8x6+15

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A: Here is the solution:

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A: Given B=101212-2-21

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A: NOTE: Refresh your page if you can't see any equations. . the system Ax=b is augmented matrix is

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