Determine whether the matrix is in row-echelon form. If it is, then determine also whether it is in reduced row-echelon form.
A. Yes; yes
B. Yes; no
C. No
Answer: B
Mathematics
You might also like to view...
Find the product.75% of 400
A. 30 B. 300 C. 3000 D. 3
Mathematics
Simplify the expression by combining like terms.- 
+ 5y + 
y - 13 + 
y
A. 
y - 
B. 
+ 6
C. 
y - 6
D. 7y
Mathematics
Use graphs to find the set.(-8, 0) ? [-2, 6]
A. [-2, 0) B. (-8, 6] C. (-8, -2] D. (0, 6]
Mathematics
Use reference angles to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. -1
C. 1
D. 
Mathematics