Solve the system using the matrix inverse method.4x + y + 3z - w = -6-x - 2y + z + 3w = -12-2x + 3y + 4z + w = -63x - y - z + 3w = -11
A. {(-1, 1, -2, -3)}
B. {(-1, -1, 2, 3)}
C. {(0, -1, -4, -2)}
D. ?
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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Provide an appropriate response.Solve: 
- 
= 
Fill in the blank(s) with the appropriate word(s).
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Find the radius of convergence of the series.  FIGURE 1.png)
What will be an ideal response?
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Solve the problem.A collection of dimes is arranged in a triangular array with 14 coins in the base row, 13 in the next, 12 in the next, and so on with 1 dime in the last row. Find the value of the collection.
A. $10.50 B. $5.25 C. $1.05 D. $21.00
Mathematics