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###### Mf the random variables X, Y.and Z have the means /X 3.#Y =5,and /7 = 2 the variances 0} 8,0} 12, and 04 18. and covax Y) .covx Z ~3_ and cov(Y. 7 2, lind the covariance oU=X+4Y+27 and V=3X-Y-7

Mf the random variables X, Y.and Z have the means /X 3.#Y =5,and /7 = 2 the variances 0} 8,0} 12, and 04 18. and covax Y) .covx Z ~3_ and cov(Y. 7 2, lind the covariance o U=X+4Y+27 and V=3X-Y-7

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