Question: please help, thanks in advance Given a random variable X with density function 7 a + bang 0 S a: S 1 x) {0 otherwise

please help, thanks in advance Given a random variable X with

please help, thanks in advance

density function 7 a + bang 0 S a: S 1 x)

Given a random variable X with density function 7 a + bang 0 S a: S 1 x) {0 otherwise such that E[X] = 2/3. What's the value of a and b

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