Solve the equation and express the solution in exact form.log9 (x - 5) + log9 (x - 5) = 1
A. {
}
B. {8}
C. {-
, 
}
D. {-8, 8}
Answer: B
Mathematics
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Identify the type of graph.10x2 + 100x + 10y2 - 220y = -1459
A. The graph is a circle with center (5, -11). B. The graph is a circle with center (-5, 11). C. The graph is the point (-5, 11). D. The equation has no graph.
Mathematics
Find the surface area. Suppose, that a = 3 cm, b = 12 cm, and c = 2.7 cm.
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Write the equation in the form y = a(x - h)2 + k or x = a(y - k)2 + h and then graph the equation.x = - 2y2 + 16y - 30
A. 
B. 
C. 
D. 
Mathematics
Find all solutions to the triangle described below.
?
m, 
m
?
Apply the rules regarding the use of significant digits to each angle and length after all computations are complete.
?
A. 
m
B. 
? m or 
m
C. 
? m
D. 
? m or 
m
E. no solution
Mathematics