Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)-5x - 6y - 5z = -84 3x + 8y + 5z = 92-7x - 3y + 8z = -54
A. {(6, 7, 1)}
B. {(5, -9, -1)}
C. {(9, 1, 9)}
D. {(5, 9, 1)}
Answer: D
Mathematics
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Combine the numbers.-10 + 12 - 15
A. -7 B. -13 C. -37 D. 17
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Subtract.-10 - 15
A. -5 B. -25 C. 5 D. 25
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Evaluate the function as indicated.f(x) = log xf(10,000)
A. 4 B. 10 C. 5 D. 3
Mathematics
List all the elements of B that are elements of the given set.B = {17, 
, -13, 0, 
, 
, 
, 0.05} Rational numbers
A. 17, -13, 0, 
, 
, 0.05
B. 
, 
, 0.05
C. 17, 0, 
D. 
, 
Mathematics