Consider this right triangle... Omg please help me WILL GIVE BRAINLIEST!! Thank you so much <3

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If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

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