A pair of similar triangles is given. Write the corresponding angles and the ratios of the corresponding sides.
A. ?P ? ?S
?Q ? ?R
?O ? ?O
= 
= 
B. ?P ? ?S
?Q ? ?R
?O ? ?O
= 
= 
C. ?P ? ?R
?Q ? ?S
?O ? ?O
= 
= 
D. ?P ? ?R
?Q ? ?S
?O ? ?O
= 
= 
Answer: B
Mathematics
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Find the equation of the parabola with the given properties.Vertex: (-4, -2); vertical axis of symmetry; containing the point (-6, 6)
A. 
(x + 4) = (y + 2)2
B. 
(x + 2) = (y + 4)2
C. 
(y + 2) = (x + 4)2
D. 
(y + 4) = (x + 2)2
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Divide.
A. x + 10
B. x + 9 + 
C. 
D. x + 9 - 
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Write the following as a single radical. Assume that all variables represent nonnegative values.
A. (
)6
B. (
)8
C. 
D. 
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Find the most general antiderivative.
dx
A. 7 tan-1 x - ln |x| + C
B. 7 tan-1 x - 4 ln |x| + C
C. 
- 
+ C
D. 7 tan-1 x + 4 ln |x| + C
Mathematics