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oswaldo669
 4 years ago
For what value of k does the system below not have a unique solution?
1x + 7y +2z=6
2x + 1y +kz = 11
3x  6y  2z =25
oswaldo669
 4 years ago
For what value of k does the system below not have a unique solution? 1x + 7y +2z=6 2x + 1y +kz = 11 3x  6y  2z =25

This Question is Closed

abtrehearn
 4 years ago
Best ResponseYou've already chosen the best response.2Set tee determinant of the coefficient matrix equal to zero, and wlove the resulting equation for k.

alice_smith
 4 years ago
Best ResponseYou've already chosen the best response.0do the one and the {and u find ur answer

abtrehearn
 4 years ago
Best ResponseYou've already chosen the best response.227 + 30 + 15k = 0 k = 1/5
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