Solve the matrix equation AX = B for X by finding A-1, given A and B as follows. Use a graphing calculator to obtain your answer, rounding all numbers to four decimal places.A = 
, B = 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use L'H
pital's rule to find the limit.
A. - 
B. 0
C. -1
D. -5
Mathematics
Solve by completing the square. Give exact solutions. Simplify radicals and reduce.x2 + 6x = 5
A. 3 + 
B. -1 ± 
C. -3 ± 
D. -3 ± 1
Mathematics
Find all points where the function is discontinuous.
A. None B. x = 3 C. x = 0, x = 3 D. x = 0
Mathematics
Indicate whether the set defines a function. If it does, state the domain and range of the function.
{(4, 5), (4, 6), (4, 7), (4, 8)}
Mathematics