Find the inverse of the matrix (if it exists).





a.

b.

c.

d. Does not exist


d. Does not exist

Mathematics

You might also like to view...

Find the median for the given frequency distribution.

A. 68 B. 67 C. 65 D. 66

Mathematics

Solve the problem.Find all points on the curve y = sin x, 0 ? x ? 2?, where the tangent line is parallel to the line 

A.
B.
C.
D.

Mathematics

Solve the minimization problem by using the simplex method to solve the dual problem.Minimize   12x1 + 8x2subject to   x1  + x2 ? 3  3x1  + x2 ? 7and x1 ? 0, x2 ? 0

A. Minimum = 56 when x1 = 0 and x2 = 7 B. Minimum = 24 when x1 = 0 and x2 = 3 C. Minimum = 36 when x1 = 3 and x2 = 0 D. Minimum = 32 when x1 = 2 and x2 = 1

Mathematics

Factor the four-term polynomial by grouping.x3 + 9x2 + x + 9

A. (9x2 + 9)(x + 1) B. (x2 + 1)(x + 9) C. (x2 + 9)(x + 1) D. (x2 + 1)(9x + 9)

Mathematics