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PRE-SEMESTER EXAMINATION 2020-21
B.B.A. I SEMESTER
BUSINESS MATHEMATICS
MM-90
3 HOURS
Unit-1
18
By Amara

PRE-SEMESTER EXAMINATION 2020-21
B.B.A. I SEMESTER
BUSINESS MATHEMATICS
MM-90
3 HOURS
Unit-1
18
Find the value of x, y and z by using matrix method?
X + 2×2 + 3x, = 14
3X + X2 + 2X = 11
2X, + 3X2 + x3 = 11
OR
9
2. (A) What is matrix ? Define any four types of matrix with example.
(B) Prove that
9
1
1 1
b c
(a-b) (b-c) (c-a)
bc ca ab
Unit-11
3. What is linear programming? Describe the importance of word linear in this connection. ​

About the author
Amara


After how many places does the decimal expansion of
37/2^2 X 5^3
will terminate.




.In standard form of a rational number the common factor of numerator and denominator is always *

1 point

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