exam
Maths Puzzle
Numerical Ability
simple equations using *
2=3g/4
4w/5=5/2
1.2-0.9=2r/3
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exam Other Question
Determine the moment generating function of the random variable X having the probability density function the so-called Laplace density function,
F(x) = [ae^(-a|x|)] / 2 ;
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The sum of two numbers is 33. Their difference is 11. What are the two numbers?