Consider the global matrix A =b. What is the residual at the ith itera – McqOptions

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1.	Consider the global matrix A =b. What is the residual at the ith iteration? (Note: _i is the value of in the i^th iteration).
A.	A <sup>i-1</sup>+b
B.	A <sup>i-1</sup>-b
C.	A <sup>i</sup>+b
D.	A <sup>i</sup>-b
Answer» E.

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