Find the area of the figure. Use 3.14 for ?.
A. Not enough data
B. 39.0412 yd2
C. 19.5206 yd2
D. 39.732 yd2
Answer: B
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Find the vertex, axis of symmetry, and y-intercept of the parabola that has the given focus and directrix.Focus 
, directrix y = 
A. 
, x = - 
, 
B. 
, y = 4, (0, 4)
C. 
, x = - 
, 
D. (-6, 4), x = - 
, (0, 40)
Perform the division.(x2 - 4) ÷ (x - 2)
A. x + 4 B. x + 2 C. x - 4 D. x2 - 2
To find the number of units that gives break-even for the product, solve the equation R = C. Round your answer to the nearest whole unit.A manufacturer has total revenue given by the function R = 258x and has total cost given by
where x is the number of units produced and sold.
A. 284 units B. 232 units C. 3430 units D. 4198 units
Use DeMoivre's Theorem to find the following. Write your answer in standard form.
?
?
?
A. ?-8 - 8?i?
B. ?18i111111
C. ?-?16 - 16i
D. ?116
+ 16i?1
E. ?81111?1