Find the specified minor and cofactor for the matrix A.M22 and A22 if A = 
A. M22 = -23 and A22 = 23
B. M22 = 23 and A22 = -23
C. M22 = 23 and A22 = 23
D. M22 = -23 and A22 = -23
Answer: D
You might also like to view...
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.
A. 
B. 
C. s2
D. s
Graph the line described.Through (0, 5); m = - 3
A. 
B. 
C. 
D. 
Simplify the radical expression by factoring out the largest perfect nth power. 
A. -8 B. 64 C. -64 D. 8
Solve the problem.A retailer knows that n games can be sold in a month at a price given by P(n) = 
, in dollars per game. Assume that he buys each game for 
and sells every one that he buys. If he wishes to make a profit of at least 
per month on sales of this game, how many games must he sell each month?
A. 20 ? n ? 50 B. 20 ? n ? 30 C. 0 ? n ? 20 D. 15 ? n ? 25