Solve the system by the addition method.
A. {(x, y) 
B. {(4, 0)}
C. {(-4, 0)}
D. ?
Answer: C
Mathematics
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Provide an appropriate response.Given matrix A:A = 
What is the size of A?
A. 3 B. 3 × 2 C. 3 × 3 D. 2 × 3
Mathematics
Solve the equation.
- 
= 
A. -26
B. 
C. -13
D. 13
Mathematics
Provide an appropriate response.Consider the matrixA = 
Without using a calculator, determine whether A-1 exists. Explain your reasoning.
What will be an ideal response?
Mathematics
Find the number of subsets of the set.{0, 14, 15, 16}
A. 15 B. 8 C. 16 D. 4
Mathematics