Given the matrix X0 -4 A= 20 1 0 1-1 Fin d the value of x for which matrix A is singular. Select one: O None of those O r= 6 O x= -8 От - 8 O r = -6

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Q: 20.4 m 22.4 m I 17.6 m 8.4 m 27.6 m

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Q: Values at corners Objective Function: 4x + 4y (1,3) (7,3) (4, 7)

A: Points Values (1,3) 4(1)+4(3)=4+12=16

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Q: P 13. Choose the best answer. If log, 6 = 1.79, then loge b %3| O -1.79 1.79 0.56 -0.56 O 61.79

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