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## Business Mathematics, Question Paper of BBA 1st Semester,Download Previous Years Question Paper 4

• Sunday, February 14, 2016
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Roll No……………
Total No. of Questions :07

BBA (Sem.-1st)
BUSINESS MATHEMATICS
SUBJECT CODE :BB-102
Paper ID : [C0202]

Time :03 Hours                                                                       Max Marks :60
Instruction to Candidates :
1.       Section –A is Compulsory .
2.       Attempt any Four questions from Section –B
Section –A
Q1.    (a)     Write the set X = , , in the set builder from .
(b)     Find roots of the quadratic equation 6x2- x -2 =0 .
(c)      Evaluate 5p3.
(d)     IfnPr =720 and nCr =120 ,find r .
(e)      Find General Term in the expansion of (x2 –y )6.
(f)      Insert three arithmetic means between 3 and 19 .
(g)     Find the sum of 7 terms of G.p .3,6,12,………….
(h)     If s ={1,2,3} and f= (1,3), (3,2),(2,1)}.Determine whether the function
f:s s have inverse .Find f -1 , if it exists .
(i)      Find (1+ log x ) .
(j)      Find the value of x which = .

Section –B

Q2.    Solve x2 – (3 .

Q3.    How many words can be formed from the letter of the words
`DAUGHTER .so that
(a)     The vowels all always come together .
(b)     The vowels never come together .

Q4.    Expand (2x- 3y )4by Binomal Theorem .

Q5.    (a)     Differentiate y=x3 log x .
(b)     Differentiate y =3e2x + 2e3x.

Q6.    If f (x)= Show that f (x ) exists .

Q7.    Solve the following system of equations by matrix method .
3x -2y +3z =8
2x+ y –z =1
4x -3y +2z =4