What is the 9th term of the geometric sequence with this explicit formula? an= 4.(-2)(n-1)
A. -64
B. 1024
C. -2048
D. -1024
Algebra 1

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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

Write and solve a real word problem that involves determining distance on a coordinate plane