Perform the indicated operation(s), whenever possible.Let A = 
and B = 
. Find A + B.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the standard-form equation for an ellipse which satisfies the given conditions.An ellipse centered at the origin having vertex at (0, -9) and eccentricity equal to 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Graph the circle.x2 + y2 - 2x - 4y + 1 = 0
A. 
B. 
C. 
D. 
Mathematics
Use the end behavior of the graph of the polynomial function to determine whether the degree is even or odd and determine whether the leading coefficient is positive or negative.
A. odd; negative B. odd; positive C. even; negative D. even; positive
Mathematics
If a family has 4 children, in how many ways could the parents have 2 boys and 2 girls as children? ? __________ ways ?
Fill in the blank(s) with the appropriate word(s).
Mathematics