(20 points) Let Z be a standard normal random variable and X -ZI(Z). Find E(X) (a, o0) (20 points) Let Z be a standard normal random variable and X -ZI(Z). Find E(X) (a, o0)
+o0 P(A,) 0(n N4 0, 2. Let A A = Q , prove i1 +o0 P(A,) 0(n N4 0, 2. Let A A = Q , prove i1
convergence of 2:58-(3n-1) 3.7-11.(4n-1) o0 2.5.8 (3n-1) (x 1) Find the radius of convergence of A. B. 4/3 C. 3/4 I),2 D. O E. 3/2 O F. 1/2 О н. 2/3 convergence of 2:58-(3n-1) 3.7-11.(4n-1) o0 2.5.8 (3n-1) (x 1) Find the radius of convergence of A. B. 4/3 C. 3/4 I),2 D. O E. 3/2 O F. 1/2 О н. 2/3
Show that o0 cos T Show that o0 cos T
(12) Suppose that f [0, oo) - [0, o0) and that f E R(0, n), for every n E N. Prove that f is Lebesgue measurable, the Lebesgue integral So.o)dexists, and f dA f (x)dax lim -- noo 0,00)
o0 [26] Show that In | si =-In 2-Σ cosme for x ¢ 2aZ.
(12) Suppose that f: [0, o0) - (0, 00) and that f e R((0, n]), for every n E N. Prove that f is Lebesgue measurable, the Lebesgue integral Jo.0)f dA exists, and f dA [0,00) lim f (x)dx noo (12) Suppose that f: [0, o0) - (0, 00) and that f e R((0, n]), for every n E N. Prove that f is Lebesgue measurable, the Lebesgue integral Jo.0)f dA exists, and f dA [0,00) lim f (x)dx noo
16. Using the contour in Figure 14.22 show that o0- 16. Using the contour in Figure 14.22 show that o0-
3. Use Fourier Transforms to solve u(0, )sin(ar) -o0 o0, t > 0, 3. Use Fourier Transforms to solve u(0, )sin(ar) -o0 o0, t > 0,
For what value of a is the given function continuous everywhere? ( as + 2, a < 3 f(x) = 3 ( 22 - aa - 3, a > -3 و به اجب ده انا و