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## Main Question or Discussion Point

**Question:**

The r.v. X has pdf f(x) = ax + bx^2 0<x<1

0 otherwise

If E(x) = 0.6 , find

i) P(X<0.5)

ii) V(x)

The r.v. X has pdf f(x) = ax + bx^2 0<x<1

0 otherwise

If E(x) = 0.6 , find

i) P(X<0.5)

ii) V(x)

Solution:

E(x) =0.6 = [tex]\mu[/tex]

Stuck here