Find an equation for the ellipse described.Foci at (0, -3) and (0, 3); length of the major axis is 12
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
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Simplify the given expression. Expansion of any term is not necessary; proper recognition of the form of the expression leads to the proper result.2 cos2 4x - 1
A. 
sin 16x
B. 2 sin 4x
C. cos 8x
D. cos 4x
Solve the inequality. Graph the solution set and write the solution set in set-builder notation.-3x2 + 8x ? 0
A. 
B. 
C. 
D. 
Provide an appropriate response.IRS form W-4 is:
A. used for income tax preparation B. used to calculate Social Security and Medicare taxes C. used solely for the calculation of federal income taxes D. used to report withheld taxes to the IRS
Find the area of the region under the graph of the function
?
?
on the interval 
.
Fill in the blank(s) with the appropriate word(s).