Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the solution set on a number line.{x|-3 ? x ? 1}
A. 
B. 
C. 
D. 
Mathematics
Find the area of the specified region.Inside the circle r = 2 cos ? + 9 sin ?
A. 
B. 
+ 9
C. 9?
D. 
Mathematics
Determine the indefinite integral.
A. - 
csch-1 
+ C
B. cosh-1 
+ C
C. - 
sech-1 
+ C
D. sinh-1 
+ C
Mathematics
Provide an appropriate response.In oblique triangle ABC, find the indicated part. Round to the nearest tenth. Side a = 2, side c = 1, and angle B = 110°; find side b.
Fill in the blank(s) with the appropriate word(s).
Mathematics