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daniecott
04.01.2020 •
Mathematics
Ais a 4x4 matrix and a^2 + 4a - 5i = 0. if det(a+2i)> 0, enter det(a+2i)
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Ответ:
where we take the positive root because we're told that the determinant is positive.
Ответ:
The answer to your question is: {y | y = –7, –1, 0, 9}
Step-by-step explanation:
Range is given by the dependent variable "y".
So, according to the information given, range must be 9,0, -7 and -1
or -7, -1, 0 , 9.
The second option.