Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-3x + y - 2z - w = 0 -x + 4y + z - 4w = 4 4x - 2y - 3z + w = 11 -2x - y - z - 4w = 1
A. (1, 0, -3, -2)
B. (2, 1, -2, -1)
C. (2, -1, 2, 1)
D. No solution
Answer: B
Mathematics
You might also like to view...
Find the product.(5
- 4
)2
A. 383
B. 383 - 40
C. -17 - 40
D. 383 - 20
Mathematics
Solve the problem.How much pure acid should be mixed with 6 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 9 gal B. 15 gal C. 24 gal D. 3 gal
Mathematics
Find the algebraic expression that is equal to sec ? - cos(-?). ?
A. 
B. 
C. 
D. tan2 ?
E. 
Mathematics
Divide using synthetic division.
A. x4 + 2x3 + 5x2 + 10x + 20 + 
B. x4 + 3 + 
C. x4 + 2x3 + 4x2 + 9x + 18 + 
D. x4 + 3x2 + 
Mathematics