Mathematics, 30.10.2020 09:00 susanasalleyp3enwe
45 POINTS FOR THIS ONE, WILL MARK BRAINLIEST FOR FULL CORRECT ANSWER
From the following subsets of M(mxn), say whether they are subspaces.
(i) All matrices with aββ = 0.
(ii) All matrices with aββ = 3.
(iii) All matrices whose first column matches the last column.
(iv) All symmetric matrices (i. e., all A matrices with A^t = A).
(v) All antisymmetric matrices (i. e. all A matrices with A^t = A).
(vi) All diagonal arrays.
(vii) All upper triangular matrices.
(viii) All invertible matrices.
(ix) All non-invertible matrices.
(x) All matrices with detA = 1.
Answers: 2
Mathematics, 21.06.2019 15:30
Which answer is the solution set to the inequality |x|< 9? a. x< -9 or x> 9 b. x> -9 and x< 9 c. x> -9 or x< 9 d. x< 9 and x< 9
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Mathematics, 21.06.2019 20:10
Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52
Answers: 2
Mathematics, 21.06.2019 23:30
Parabolas y=β2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
45 POINTS FOR THIS ONE, WILL MARK BRAINLIEST FOR FULL CORRECT ANSWER
From the following subsets of...
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