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Question 3 of 10 Step 1 of 1 00:35:32 © Use any convenient method to solve the following system of equations. If the system i
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x = -7, y = 4, z = -1The coefficient matsis of the system is A = . and . . . . . . . . . ОртпQLR matoux 1 2 0 1 TO 1 - 2 L-4-3 6d b = ^ TI . ! 17we know that it rank (A) =.Hank (Ab). then the system is consistent and when rank (A) = Prank (Ab) = Mermber of eariables theThe to system is eauivalent ti otra o - 2 L -16 sie, x+2y =1 y-27 = 6 16Z = -16 :: Z 3.-1 ;.. y = 6+27 = 6-2=4 ; X=I-2y = 1-

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