Solve the proportion for x.
= 
A. x = 
B. x = 
C. x = 
D. x = 
Answer: A
Mathematics
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Find the domain of x in the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the foci of the ellipse whose equation is given.36(x - 3)2 + 25(y + 1)2 = 900
A. foci at (-3, -1 - 
) and (-3, -1 + 
)
B. foci at (4, -1 - 
) and (4, -1 + 
)
C. foci at (3, -1 - 
) and (3, -1 + 
)
D. foci at (-1, 3 - 
) and (-1, 3 + 
)
Mathematics
The following spinner is used to play a board game. Expressing your answer as a fraction in simplest form, what is the probability that the spinner will land on the specified place? 
Find the probability that the spinner points toward a number less than 9.
A. 
B. 
C. 0
D. 1
Mathematics
Simplify the expression.y6 ? y12
A. y72 B. 2y18 C. y18 D. 2y72
Mathematics