A random variable X has the density function a*sin(x) + b*cos(x), if 0 < x < pi/2

Find 'a' and 'b'

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- May 9th 2011, 07:19 PMDannyOceanUnusual random variable density function
A random variable X has the density function a*sin(x) + b*cos(x), if 0 < x < pi/2

Find 'a' and 'b' - May 9th 2011, 08:20 PMDannyOcean
Sorry, I forgot to include a piece of information relevant to the problem: E(X) = 1/3 + pi/6

- May 9th 2011, 08:57 PMmr fantastic