-5 7 9- -4 -5 23 – k -5 9 -k k + 6 | Use row operations on ( Alb) by substracting row 1 from row 2 and row3 respectively. Fill in the missing entries: -5 7 7 -6

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This problem is designed to give you practice using the Dirac delta function. Eval- uate the following integrals. Show your reasoning.