Evaluate the expression.
?
?
A. 352
B. 564
C. 109
D. 455
E. 91
Answer: D
Mathematics
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Evaluate.
- 
A. - 
B. 
C. 
D. 
Mathematics
The area of the triangular swimming pool shown in the illustration is doubled by adding a rectangular wading pool. Find the width of the pool (x).
(The area of a triangle = 
, and the area of a rectangle = lw).
?
?
?
Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the intervals where 
is increasing and where it is decreasing.
Select the correct answer.
Mathematics
Use the discriminant to identify the graph of the non-degenerate conic as a parabola, an ellipse, or a hyperbola.4x2 - 6xy - 3y2 + 11 = 0
A. parabola B. ellipse C. hyperbola
Mathematics