3. The density function of X is given by f (x) = {"" Sa + bx2 0 < x<1 otherwise If E[X] 2 find a and b.

Q: I do not understand the solution or how it came about. I want to learn how to do this problem

A:

Q: Can you solve part D and E as well.

A: We have to state whether d, e are true or false with justification.

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Q: My question was how to solve it ? I neeed to know how to do it step-by-step too.

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Q: This solution seems cut off. Show the full solution.

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Q: solution

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Q: please answer part d as well. i dont see the solution anywhere here.

A: According to the given information in this question We need to answer part d

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Q: Can you explain why you used the certain equations?

A: The solution given by an Expert is correct