Solve the system by Gauss - Jordan elimination. If (x, y, z) is the solution to the system, give the value of 
.
?
?
A. 92
B. 76
C. -80
D. -76
E. -92
Answer: B
Mathematics
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Subtract.
A. 1277 B. 229 C. 233 D. 133
Mathematics
Find the root.
A. Not a real number B. 9 C. 3 D. -3
Mathematics
Convert the capacity as indicated.22
gallons to quarts
A. 178 qt B. 88 qt C. 44 qt D. 89 qt
Mathematics
In the problem, P = (x, y) is the point on the unit circle that corresponds to the real number t. Find the exact value of the indicated trigonometric function of t.
?Find csc t.
A. - 
B. 
C. 
D. - 
Mathematics