Solve the radical equation, and check all proposed solutions.
+ 8 = x + 4
A. {-4}
B. {8}
C. {2, 8}
D. 
Answer: B
Mathematics
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Rewrite the statement using the if...then connective. Rearrange the wording or words as necessary.No cars come from Iceland.
A. No cars come from Iceland. B. If it's not a car, then it comes from Iceland. C. If it is a car, then it doesn't come from Iceland. D. If it doesn't come from Iceland, then it is not a car.
Mathematics
Evaluate the indicated partial derivative at the given point.z = 8
, 
A. 
B. 160
C. 120
D. 
Mathematics
Perform the indicated operation. Simplify the result if possible.11 yd 2 ft. × 5
A. 64 yd 1 ft B. 58 yd 2 ft C. 58 yd 1 ft D. 14 yd 2 ft
Mathematics
Solve the system of equations by Gauss-Jordan elimination.
A. {(5, -2, 5)} B. {(-2, 5, 5)} C. {(5, 5, -2)} D. ?
Mathematics