Solve the problem.Six Republicans and six Democrats orally cast their vote in the U.S. Senate. In how many orders can they vote if the first person to vote must be a Democrat?
A. 6 × 11!
B. 6! × 6!
C. 
D. 12!
E. none of these
Answer: A
Mathematics
You might also like to view...
Solve.Find the area of an ellipse with a major axis 14 and a minor axis 6.
A. 42? B. 21? C. 42 D. 10.5?
Mathematics
A certain mail order outlet uses a container in the shape shown below. Ignoring the flaps used to secure the sides together, describe and sketch the shape of the box when it is unfolded.
Mathematics
Find f(x) and g(x) such that h(x) = (f ? g)(x).h(x) = 
+ 4
A. f(x) = x + 4, g(x) = 
B. f(x) = 
, g(x) = 
+ 4
C. f(x) = x, g(x) = 
+ 4
D. f(x) = 
, g(x) = 4
Mathematics
Find a formula for the nth term of the arithmetic sequence whose first term a and common difference d are given.a = -13, d = -6
A. an = -6n - 7 B. an = 6n + 7 C. an = -6n - 13 D. an = 6n + 13
Mathematics