Factor out the greatest common factor. Simplify the factors, if possible.4x(5x + 3) - 5(5x + 3)
A. (20x - 5)(x + 3)
B. (20x + 5)(x - 3)
C. (4x - 5)(5x + 3)
D. (4x + 5)(5x - 3)
Answer: C
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Parametrize the surface S.S is the cap cut from the paraboloid z = 
- 7x2 - 7y2 by the cone z = 
.
What will be an ideal response?
Describe the indicated set in words and find the set.(P ? C) , given the following information:The table gives features of different dishwashers.
In the universal set U = {a, b, c, ..., i}, let the following characteristics be defined:P = price is at or below $469C = does an excellent job of cleaning chinaG = does an excellent job of cleaning glasswareE = has a good energy efficiency ratingF = has low noise level
A. Dishwashers costing $469 or less and dishwashers that do an excellent job of cleaning china; {a, b, c, d, f} B. Dishwashers that do an excellent job of cleaning china; {a, b, c, d, f} C. Dishwashers costing $469 or less that do an excellent job of cleaning china; {b, f} D. Dishwashers costing $469 or less that do an excellent job of cleaning china; {a, b, f}
Graph the polar equation.r2 = 47 cos 4?
A. 
B. 
C. 
D. 
Calculate the perimeter for the given figure. Use 3.14 for ?. Round to hundredths if necessary.Isosceles trapezoid
A. 79.42 ft B. 92.84 ft C. 70.24 ft D. 74.48 ft