Yefim S. answered 08/29/20
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Math Tutor with Experience
We can evaluate detA = 2k + 28 - 6 - 16 - k + 21 = 0; k = - 27
Chad B.
asked 08/29/201x + 1y + 4 z = 0
1x + 2y - 3z = 3
2x +7y + kz = 16
for what value of “k” will the systems have no solutions?
Yefim S. answered 08/29/20
Math Tutor with Experience
We can evaluate detA = 2k + 28 - 6 - 16 - k + 21 = 0; k = - 27
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