Let A= [0]  B=[1 2 3]  C=[-3 7]
       [-4]   [0 5 2]    [ 9 8]
       [3]    [0  (answered by Edwin McCravy)

Evaluate:
a) [16^1/2 + (2/3)^0]^-2
b) (7^0 - 4^-1)^-3
c) (5^-2 + 4^0)^-1
d) -8^0 +... (answered by Fombitz)

Matrices A, B, and C are given by

A= open bracket 3, -2, 4/ 6  1  0/ -5  9  5  close... (answered by jsmallt9)

Find the inverse of the function given by the ordered pairs below:
(5, -2) (7, -1) (8,... (answered by Nate)

HELP PLEASE..
1. Find the sum. 
[-8  -1  6]       [-1  0  6]
[0   8   3]   +   [-2  6   (answered by richwmiller)

find 2A-B if 
A=
[6  -3]
[1  -2]

B=
[-4  -1]
[2    5]

Answers:
a)
[10  -2]... (answered by Edwin McCravy)

A=[ 5 0 -9       
   -5 6  2] 
  
B=[ 2  7                  
   -2 -4]... (answered by Edwin McCravy,AnlytcPhil)

 Which set of ordered pairs does NOT represent a function?
A)	(0, 1), (2, 2), (4, 8),... (answered by acw1213)

a.For matrix A = 
( 5 7 2 )
( 9 6 4 )
( 3 2 1 ) and  

B = 
(4 7 3) 
(1 1 3) 
(8... (answered by ikleyn)