An exam consists of five true-or-false questions. Assuming that every question is answered, in how many different ways can a student complete the exam?
__________
In how many ways may the exam be completed if a penalty is imposed for each incorrect answer, so that a student may
leave some questions unanswered?
__________
32,243
Mathematics
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Given p is true, q is true, and r is false, find the truth value of the statement.r ? (~p ? q)
A. False B. True
Mathematics
Write the partial fraction decomposition of the rational expression. 
A. 
+ 
+ 
B. 
- 
+ 
C. 
- 
- 
D. 
+ 
- 
Mathematics
Convert the angle in radians to degrees.
A. 6° B. 30?° C. 1° D. 30°
Mathematics
Factor completely.x2 - 5x - 24
A. (x - 3)(x + 8) B. prime C. (x + 3)(x - 8) D. (x - 3)(x + 1)
Mathematics