Given a group of students: 
or 
list and count the different ways of choosing the following officers or representatives for student congress. Assume that no one can hold more than one office.A male president and three representatives
A. ABCD, ACDE, CABD, CABE, EABC, EABD; 6
B. ABCD, CABD, CABE, EABD, ADCB, AEDC, CDBA, ECBA, EDBA; 9
C. ABCD, ACDE, ABCE, ABDE, CABD, CABE, CBDE, CADE, EABC, EABD, EBCD, EACD; 12
D. ABCD, CABD, EABC; 3
Answer: C
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Graph the polar equation.r = 1 - 3 sin ?
A. 
B. 
C. 
D. 
Simplify.
A. 0 B. -5 C. Undefined D. 5
Does the system have one solution, no solution, or an infinite number of solutions? x - 2y = 52x - 4y = 18
A. Infinite number B. No Solution C. One
Solve the problem.Kidstown Daycare charges $1.75 per hour or fraction of an hour for childcare. The maximum charge per day is $7.50. Write a function that gives the charge for h hours with 
Then graph the function and identify at what values of h it is continuous.
A. f(x) = 
;
Continuous at all values of h.
B. f(x) = 
;
Continuous at all h except at the positive integers from 1 to < 4
C. f(x) = 
;
Continuous at all values of h.
D. f(x) = 
;
Continuous at all h except at the positive integers from 1 to < 4