Solve by using the quadratic formula.36w2 - 48w + 21 = 5
A. - 
, 
B. - 
C. 
D. no real-number solutions
Answer: C
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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}
Find projwv.
; 
A. - 
i - 
j
B. - 
i - 
j
C. - 
i + 
j
D. - 
i - 
j
Evaluate the expression.
- 4
A. 45 B. 3 C. 53 D. 11
Find the probability of tossing 3 heads in 5 tosses of a fair coin. ?
A. 
B. ?
C. ?
D. ?
E. ?