Mathematics, 16.07.2020 15:01, angelteddy033
A square matrix is called a permutation matrix if it contains the entry 1 exactly once in each row and in each column, with all other entries being 0. All permutation matrices are invertible. Find the inverse of the following permutation matrix. A = [0 0 1 0, 0 0 0 1, 0 1 0 0, 1 0 0 0]
Answers: 3
Mathematics, 21.06.2019 14:30, stacy021603
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.
Answers: 1
Mathematics, 21.06.2019 19:20, joelpimentel
Which number line represents the solution set for the inequality - x 24?
Answers: 3
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