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 ? 25.8 times brighter than star A.
B. Star B is ? 5.8 times brighter than star A.
C. Star B is ? 158.5 times brighter than star A.
D. Star B is ? 15.8 times brighter than star A.
Answer: D
Mathematics
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Simplify.16 + 24 ? 29
A. 1160 B. 69 C. 712 D. 413
Mathematics
Solve the equation.-77.4 = -8.6x
A. 2.0 B. -68.8 C. 68.8 D. 9.0
Mathematics
Simplify. (Assume all variables are nonzero.)
6
A. 
B. 
C. 6
D. 
Mathematics
Find the domain of the rational expression.f(x) = 
A. {x|x is a real number and x ? 6} B. {x|x is a real number and x ? 0} C. {x|x is a real number and x ? 0, x ? -6} D. {x|x is a real number and x ? -6}
Mathematics