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109年 - 109 東吳大學_轉學生招生考試_經濟學系三年級︰經濟數學#102179
> 申論題
題組內容
5. Examine whether the following quadratic forms are positive definite, negative definite, or indefinite:
(b)
相關申論題
(a) Does the elasticity depend on the price in this case?
#429770
(b) In the special case where n = 1 , what is the shape of the demand curve?
#429771
2. Are the three vectors v1 =[1 2] , v2 = [3 4] , and v3 = [5 6] linearly independent?
#429772
3. (a) Graph and check y = f ( x) = x 2 ( x ≥ 0) for concavity and convexity.
#429773
(b) Check y = f ( x) = x 2 ( x ≥ 0) for quasiconcavity and quasiconvexity.
#429774
(c) Check z = f ( x, y) = xy ( x, y ≥ 0) for quasiconcavity and quasiconvexity.
#429775
4. Find the extreme value(s) of
#429776
(a)
#429777
(a) z = x - 3 y - xy , subject to x + y = 6 .
#429779
(b) z = 7 - y + x 2 , subject to x + y = 0 .
#429780
相關試卷
109年 - 109 東吳大學_轉學生招生考試_經濟學系三年級︰經濟數學#102179
109年 · #102179
107年 - 107 東吳大學_暑假轉學生招生考試_經濟學系三年級:經濟數學#105575
107年 · #105575