D 91807 (Pages : 4) ಬ ರ ಚ

THIRD SEMESTER (CUCBCSS—UG) DEGREE EXAMINATION
NOVEMBER 2020

Economics
ECO 3B 08-—-QUANTITATIVE METHO S FOR ECONOMIC ANALYSIS—I

Tyme | Three Hours Maximum : 80 Marks

Section A (Objective Type)

Answer all questions.
Each question carries 14 mark.

0
1. ‏يم‎ (३९ | _ 6, the value of k is ————————-

(1) -3. (1) - 5.

(11) - 6. (iv) 0.

2. A matrix with equal number of rows and columns is called a
(i) Diagonal matrix. (ii) Square matrix.

Gii) Zero matrix. (iv) None of these.

3. For an orthogonal matrix A, AAT =——

(1) 1. (11) A.
(iii) A’. (iv) None of these.
4. log,a=
(1) 0. (1) 1.
(111) 100 0. (iv) a.

5. For two matrices A and B with orders m x n, and p x q, AB is possible when - _- ‏کش‎
‎(+) 11 ಇಟ್ಟ (11) ^! =¢.

(111) ‏.مع م‎ (iv) ஈடு,

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