Find the probability for the experiment of tossing a coin four times. Use the sample space
?
?S = {HHHH,HHHT,HHTH,HHTT,HTHH,HTTH,HTTT,THHH,THHH,THHT,THTH,THTT,TTHH,TTHT,TTTH,TTTT}
?
The probability of getting exactly one head.
?
A. ?
B. ?
C. ?
D. ?4
E. ?
Answer: B
Mathematics
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Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = - 
, B = 
B. A = 
, B = - 
C. A = 
, B = - 
D. A = - 
, B = 
Mathematics
Find the distance between the pair of points.
and 
A. 20
B. 
C. 4
D. 
Mathematics
Find only the rational zeros.f(x) = x4 + 2x3 + 13x2 - 4x - 22
A. -2, -3 B. -2, 2 C. 2, -1 D. No rational zeros
Mathematics
Solve the linear programming problem by the simplex method
a. x = 24, y = 0, z = 24, t = 0, u = 11, v = 21, w = 32, P = 134
b. x = 0, y = 24, z = 0, t = 0, u = 11, v = 21, w = 32, P = 168
c. x = 11, y = 24, z = 0, t = 0, u = 0, v = 21, w = 32, P = 179
d. x = 11, y = 0, z = 0, t = 24, u = 11, v = 21, w = 32, P = 96
Mathematics