Verify that the matrix is invertible and find its inverse.A = 

A. A-1 = 

B. A-1 = 

C. A-1 = 

D. A-1 does not exist.


Answer: B

Mathematics

You might also like to view...

Solve the system.2x + y = 12x - z = 6y + z = -5

A. Infinitely many solutions B. No solution C. (6, -5, 0) D. (0, 1, -6)

Mathematics

Find the reference angle for the given angle.129°

A. 39° B. 61° C. 51° D. 49°

Mathematics

Write the number as a product of a real number and i. Simplify the radical expression.

A. 3
B. -3
C. 3i
D. -3i

Mathematics

Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q.

A.
B.
C.
D.

Mathematics