Determine if the vector u is in the column space of matrix A and whether it is in the null space of A.u = 
, A = 
A. In Col A and in Nul A
B. Not in Col A, in Nul A
C. Not in Col A, not in Nul A
D. In Col A, not in Nul A
Answer: D
You might also like to view...
Use the data to construct a frequency distribution.A random sample of 30 high school students is selected. Each student is asked how much time he or she spent watching television during the previous week. The following times (in hours) are obtained: 8, 16, 10, 13, 10, 8, 10, 9, 7, 13, 11, 9, 9, 8, 11, 10, 7, 7, 12, 9, 7, 9, 16, 11, 8, 12, 8, 11, 10, 9Construct a frequency distribution for the data.
What will be an ideal response?
Identify the sequence as arithmetic, geometric, or neither.
, 3, 27, 243, . . .
A. Arithmetic B. Geometric C. Neither
Solve the problem.Find the probability of getting 2 tails when 3 fair coins are tossed.
A. 
B. 
C. 
D. 
Solve the problem.How many different three-number "combinations" are possible on a combination lock having 24 numbers on its dial? Assume that no numbers repeat. (Combination locks are really permutation locks.)
A. 5.1004 × 105 three-number "combinations" B. 1.5301 × 106 three-number "combinations" C. 2.5502 × 105 three-number "combinations" D. 12,144 three-number "combinations"