
Please explain in with detail Use the substitution y = x' to find a general solution...
17.3 Evaluate the following integral: SSR cosh(x + y)dA where R is the region bounded by x > 0, y = 0 and the line x + 2y = 2.
.X, be an id sample from the distribution r >1 (a) Using this distribution, find Eflog(X) 0.
Use the properties of a Cauchy-Euler system to find a general solution of the given system. 3 7 tx'(t)= X(t), t> - 3 13 For t>0, any Cauchy-Euler system of the form tx' = Ax with A an nxn constant matrix has nontrivial solutions of the form x(t)= t'u if and only ifr is an eigenvalue of A and u is a corresponding eigenvector. x(t) = 0
Use the method of maximum likelihood to find the estimator for a f(x) = {2ae-ar? X>0 elsewhere 0 â=
Use the properties of a Cauchy-Euler system to find a general solution of the given system. 8 5 tx' (t) = X(t), t> 0 - 8 21 For t>0, any Cauchy-Euler system of the form tx' = Ax with A an nxn constant matrix has nontrivial solutions of the form x(t) = t'u if and only if ris an eigenvalue of A and u is a corresponding eigenvector. X(t) = 0
Use the properties of a Cauchy-Euler system to find a general solution of the given system. 8 5 tx' (t) = X(t), t> 0 - 8 21 For t>0, any Cauchy-Euler system of the form tx' = Ax with A an nxn constant matrix has nontrivial solutions of the form x(t) = t'u if and only if ris an eigenvalue of A and u is a corresponding eigenvector. X(t) = 0
3) Using the Method of Variation of Parameter, solve the following linear differential equation y' (1/t) y 3cos (2t), t > 0, and show that y (t) 2 for large t
gen. • solution of (1) 2² y +3ny -15y =o) z>o (2) 2 By dy - ln x=0 x 20 x azu
4. (20 points) Use z-transform to solve the difference equation y(k) -1.5y(k-1) + 0.56y(k-2) = x(k) for k> 0 with initial conditions y(-1) = 3, y(-2)=-4, and x(k)= kļu(k).
Use the properties of a Cauchy-Euler system to find a general solution of the given system. 2 9 tx'(t) X(t), t> 0 -2 13 For t>0, any Cauchy-Euler system of the form tx' = Ax with A an nxn constant matrix has nontrivial solutions of the form x(t) = t’u if and only if ris an eigenvalue of A and u is a corresponding eigenvector. x(t) =