

Show that the following functions are homothetic but not homogeneous: (a) f(x1, xa) = k + xỉ 1/2x...
Consider the quadratic function f(x1, x2) = 3(xỉ + xz) + (1 + a)21&2 – 21 – 22. a) Find all values of a for which f has a strict global minimum. b) Assume that the steepest decent method with the fixed stepsize t = is utilized for f. Find all values of a for which this method converges.
8396 5101281 5 8 2 0 1 12 ( 4 2 1 ) ) ) 0000 f-000 0246802 (i) Defining fo-f(zo). Л that the quadratic f(x) and f2 f(x2), where Zo-x1-h and x2-xuth, show 2 , f2 - jo 2h2 2h is the quadratic interpolating function for fo, fı and f2 (i.e. show that p(x)-f) 4] (ii) Use the interpolating polynomial p(x) as defined above, with Zo-12, xỉ-1.4 and 22 -1.6 (and fo, fı and f2 given by the table...
1. (10+10pts.) Consider the homogeneous system x1 + x2 + (3 – 2a)x3 = 0 2x1 + x2 + 7x3 - 24 = 0 -X2 + 2ax3 + 2x4 = 0 x1 + x2 + 4x3 = 0 where a is a real constant. a. Find the value of a for which the dimension of the solution space of the system is 1. b. Find a basis of the solution space of the system for the value of a found...
Q.2 Two firms produce homogeneous products. The inverse demand function is: p(x1,x2)-a-x1- x2, where x is the quantity chosen by firm 1, x2 the quantity chosen by firm 2, and a > 0. The cost functions are C1 (x1)-x follower. and C2(x2)- . Firm I is a Stackelberg leader and firm 2 a Stackelberg Q.2.a Find the subgame-perfect quantities. Q.2.b Calculate each firm's equilibrium profit.
2. Sketch the graph of the following functions and find the values of x for which lim f(x) does not exist. b)/(x) = 1, x = 0 f(x)- 5, x=3 c) x2 x>1 2x, x> 3 d) f(x)-v e) (x)- [2x 1- sin x Discuss the continuity of the functions given in problem #2 above. Also, determine (using the limit concept) if the discontinuities of these functions are removable or nonremovable 3. Find the value of the constant k (using...
Let f,g be continuous functions on [a,b] with for all (a) show that there are such that (b) using (a) prove that there is a strictly between x1 and x2 such that f(x) 0 rE a, b a, 1 ( f(xgf(x) < g[x2}f{x)) We were unable to transcribe this imagef(r)g()da g(e) f(x)da f(x) 0 rE a, b a, 1 ( f(xgf(x)
3. Solve the following system of homogeneous equations 2.x1 + x2 + 3x3 = 0 x₂ + 2x2 x2 + x3
X1 and X2 are discrete random variables (and are independent) with probability functions: p1(x1) = 1/3 for x1 = −2 ,−1 , 0 p2(x2) = 1/2 for x2 = 1, 6 Let Y = X1 + X2 a). Find the MGF of X1, X2 and Y b). USE MGFS derived in part a) to determine the probability mass function of Y. Note: MGFs in part a) must be used to determine the pmf of Y in part b)
2. Consider f(x)={ x2 sin (1) xメ0 x) = (a) Show the function has a derivative for xE [0,1 (b) Show the function does not have a second derivative for x E [0,1] (c) Does this violate our understanding of holomorphic functions?
Problem 2: A firm has the following production function: f(x1,x2) = x1 + x2 A) Does this firm's technology exhibit constant, increasing, or decreasing returns to scale? B) Suppose the firm wants to produce exactly y units and that input 1 costs $w1 per unit and input 2 costs $w2 per unit. What are the firm's conditional input demand functions? C) Write down the formula for the firm's total cost function as a function of w1, W2, and y.