Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 3m - 1
D. 
Mathematics
FInd the tangential and normal components of the acceleration.r(t) = 
(1 + t)3/2i + 
(1 - t)3/2j + 
tk
A. a = T + 
N
B. a = 
N
C. a = 
T
D. a = 
N
Mathematics
Simplify. Assume that each variable is nonnegative.4
(
+ 
)
A. 20
+ 20x
B. 4
+ 5x
C. 4
+ 20x
D. 4
+ 5x
Mathematics
List all the elements of B that belong to the given set.B = {9, 
, -11, 0, 
, 
, 0.17, -6?, 0.161616...}Rational numbers
A. 
B. 
C. 
D. 
Mathematics