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lesgo
Questions and answers by visitors named
lesgo
Questions (5)
Let k, h be unknown constants and consider the linear system:
x - 4y + 7z = -7 7x - 4y +8z = 3 17x - 20y + hz = k This system has
1 answer
79 views
Determine the value of h such that the matrix is the augmented matrix of a linear system with infinitely many solutions.
8 -7 | 3
1 answer
93 views
[3 -6 -3] [x]
[ x 2 1] -6 -2 3 -1 -3 -2 0 2 to clarify, the [ x 2 1] is a 1*3.......the A matrix is 3*3....and what i think is b,
2 answers
70 views
If a 4×4 matrix A with rows v1, v2, v3, and v4 has determinant detA=7,
row 1 [ v1] row 2 [ 4v2 + 9v4 ] row 3 [ v3 ] row 4 [3v2 +
1 answer
123 views
A = 2x4 matrix:
( row 1= -6, 2, -4, 4) (row 2 = 6, -2, 4, -4) Find a spanning set for the null space of A (4x3)
1 answer
74 views
Answers (1)
the format got jumbled [x 2 1] [3 -6 -3] [x] -6 -2 3 -1 -3 2 0 2