Download PTU BBA 2019 May 2nd Semester 10546 BUSINESS MATHEMATICS Question Paper

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Roll No. Total No. of Pages : 02 Total No. of Questions : 09

BBA (2013 to 2017)/BRDM/B.SIM (2014 & Onwards) (Sem. 2)

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BUSINESS MATHEMATICS

Subject Code : BBA-203 M.Code: 10546

Time: 3 Hrs. Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.

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2. SECTION-B consists of FOUR Sub-sections: Units-I, II, III & IV.
3. Each Sub-section contains TWO questions each, carrying TEN marks each.
4. Students have to attempt any ONE question from each Sub-section.

SECTION-A

1. Define Equal set.

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2. Write Power set {1, 2, 3}
3. Solve: FirstRanker.com log (x² - 4x + 5) = 0
4. Define Depreciation.
5. Define Lower triangular Matrix
6. Find the inverse of 1 -2 3 -7

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7. Find the second derivative of e^(1+x²) w.r.t. x.
8. Differentiate tanx.logx w.r.t. x
9. Define Compound interest.
10. Compute (99)4 by using Binomial.

SECTION-B

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UNIT-I

1. Using logarithms, compute the following : ( 39.3 ) 1 / 3 × 29.5 × 67.8 57.55
2. State and Prove De-Morgan's law.

UNIT-II

1. Find AB if A = 4 -1 1 -1 -1 1 4 1 -1 and B = 1 2 6 0 -2 1 0 -4 1

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2. Solve : 2x + 5y – z = 9; 3x – 3y + 2z = 7 ; 2x – 4y + 3z = 1.

UNIT-III

1. Differentiate when xⁿ + yⁿ = 1 w.r.t. x.
2. Find the maximum and minimum value of sin x + cos x on (0, p/2).

UNIT-IV

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1. Find the C.I. on Rs. 27000/- @ 4% p.a. for 9 years.
2. Particular three consecutive coefficients in the expansion of (1 + x)ⁿ are in the ratio 1:3:5. Find n.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.