Solve the problem.The magnitude of star A is 3 more than that of star B. How is their corresponding brightness related?
A. Star B is ? 158.5 times brighter than star A.
B. Star B is ? 15.8 times brighter than star A.
C. Star B is ? 25.8 times brighter than star A.
D. Star B is ? 5.8 times brighter than star A.
Answer: B
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For what values of x does the series converge conditionally?
A. x = 
B. x = 0
C. x = - 
D. None
Solve the problem.Runners in a 4 km race run how many miles?
A. 6.44 mi B. 4.2 mi C. 2.0 mi D. 2.5 mi
Solve the triangle, if possible. If the triangle represents the ambiguous case, solve for all possible triangles. Approximate values to the nearest tenth when appropriate.
A. ? = 52°10', ? = 76°30', c = 32 B. ? = 49°10', ? = 77°30', c = 27.5 C. ? = 51°10', ? = 75°30', c = 30.5 D. No solution
If possible, evaluate the expression at the given value of the variable.
, x = -9
A. - 
B. 
C. 0
D. Undefined