Solve the system using the inverse that is given for the coefficient matrix.
?
A. {(-62, 79, -29)}
B. {(-21, 106, -20)}
C. {(-34, -41, -19)}
D. {(36, 24, 5)}
Answer: A
Mathematics
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Convert the number to the indicated base.53six to base three
A. 100three B. 1020three C. 1120three D. 111three
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.6
(
+ 
)
A. 6
+ 7
B. 42
+ 42
C. 6
+ 7
D. 6
+ 42
Mathematics
Evaluate.
A. 85,140 B. 1980 C. 135 D. 3,575,880
Mathematics
Check the given subtraction. If the answer is incorrect, give the correct answer.
1750
A. Incorrect; should be 1749 B. Incorrect; should be 1759 C. Correct D. Incorrect; should be 1649
Mathematics