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If the determinant of a 5x5 matrix delta is the detdelta 5 and the matrix feta is obtained from delta by adding 9 times the third row to the second then detfeta is?
Wiki User
∙ 15y ago
It is the same.
Wiki User
∙ 7y ago
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You can get the magic total by squaring the number, adding 1, multiplying by the number, then dividing by 2.
What is the next number in the sequence 1 3 11 123?
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It is the arithmetic average age, obtained by adding together the ages of all the subjects and dividing the result by the number of subjects.
