Solve the problem.Two student representatives, a treasurer and a secretary, are to be chosen from a group of five students: Andrew, Brenda, Chad, Dorothy, and Eric. In how many different ways can the representatives be chosen if the two must not be the same sex?
A. 6
B. 10
C. 3
D. 12
Answer: D
Mathematics
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Find the quantity requested. Round to the nearest whole number.A total of 131 seats were apportioned to 23 states in a certain country which has a total population of 5,341,695. Find the average number of people represented per seat in this country.
A. 937,855 B. 1773 C. 232,248 D. 40,776
Mathematics
Find any values of the variables that must be excluded.
A. a = 8 B. a = 8, a = 4 C. a = -8 D. Defined for all real numbers
Mathematics
Find the derivative of y.y = csch 
A. -csch 
coth 
B. 
csch 
coth 
C. - 
csch 
coth 
D. csch 
coth 
Mathematics
Factor the polynomial.21(3p - 1)2 - 10(3p - 1) + 1
A. (20p - 8)(2p - 4) B. (21p + 8)(9p - 3) C. (21p - 20)(8p - 4) D. (21p - 8)(9p - 4)
Mathematics