can someone help here please 7. For the following problems,...

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can someone help here please
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7. For the following problems, write out the integral() that would be needed to obtain the answer. Do not calculate the integrals. The purpose of this problem is to practice setting up the necessary integrals to answer questions, particularly obtaining the correct limits of integration (a) Let the random variables X and Y have joint probability density function (3,)==-1+"). I > 0, y 0 Find the marginal probability density function of X, fx (1). (Leemis 6.24) (b) Let X and Y have joint probability density function f(x,y) = 2e-2 *>0. -I 0, y 0 Find the marginal probability density function of X, fx (1). (Leemis 6.24) (b) Let X and Y have joint probability density function f(x,y) = 2e-2 *>0. -I

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