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5. Find the expression for y(t) = xi(t) * 22(t), where th operation is defined by...
Use the Laplace Transform to solve each of the following initial-value problem (b) y'(t) + 16y(t) = f(t), y(0) = 2, y'(0) = 1. where f(t) is defined by (t) = , 1, 0 <t<, 10, t>,
[15] 5. (X, Y) have joint density (22 + y?) 0<*<1 0<y<1 f(x, y) else find the marginals fx(x) and fy (y).
anwer this ..The answer must be?? 2.3.3 Let f(2), 0 of Xi and X2. 1, zero elsewhere, be the joint podf of X1 and X2 (a) Find the conditional mean and variance of X1, given X2 = 22, 0 < x2 < 1. (b) Find the distribution of Y E(X1|X2). (c) Determine E(Y) and Var(Y) and compare these to E(X1) and Var(X1), Te spectively
Find the length od the curve C defined by х = t2/2 - Int, y = 2t for 1 <t <2.
1(a) Let Xi, X2, the random interval (ay,, b%) around 9, where Y, = max(Xi,X2 ,X), a and b are constants such that 1 S a <b. Find the confidence level of this interval. Xi, X, want to test H0: θ-ya versus H1: θ> %. Suppose we set our decision rule as reject Ho , X, be a random sample from the Uniform (0, θ) distribution. Consider (b) ,X5 is a random sample from the Bernoulli (0) distribution, 0 <...
Find the arc length Lof x = f(t) = 9t + 14 y = g(t) = Si Vu – 81du where 0 < t < 16 =
Find the x-coordinate of all points on the curve y= 8x cos (7x) – 28/3x² - 41, <x< where the tangent line passes through the point P(0, -41) ( not on the curve). There are two value X1, X2 where xy < X2 : x1 = 0 . x2=0 Type an exact answer using n as needed.
2. Find the area of the plane figure defined by the inequalities : x2 + y2 <9; x2 + y2 - 6x S 0; (in the first quadrant). Use polar coordinates.
solve with steps and please write as clear as possible. Determine, analytically, the convolution y(t)-r(t) * h(t), where a(t)0, otherwise, and h(t) 1, 1<t < 3 o, otherwise.
Find the integral that represents the length of the parametric curve defined by x = e' –t, y = 2e2, 0 <t < 1. Select one: o al. Vre! – 1° +1 dt ObſVe4 – 2e + 2 de o af Vibe' + e² - 2te + 1² de O d. ſ' vroeken? + e= nº di o of Vie + 1 di O !!! Vet – e' + 1 de o ' viel + 1) di on I' v2e...