Which answer best describes the solution to the equation
−12j + 4 = −4 – 12j?
a.
one solution
b.
no solution
c.
an infinite number of solutions
d.
j = 3

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable