Basic Mathematics-1, Question Paper of BSC IT 1st Semester,Download Previous Years Question Paper 5

Roll No …………….

Total No. of Questions :07

B.Sc.(IT) (Sem.-1)

BASIC MATHEMATICS-1

Subject Code : BS -103

Paper ID : [B0402]

Time :03                                                                       Max Marks :60

INSTRUTION TO CANDIDATES :

1.SECTION-A is COMPULSORY .

2.ATTEMPT any FOUR questions from .SECTION –B.

SECTION-A

1.

          (a) If A={1,2,3,4,5,},B={2,3,} find A\B,B\A.

          (b) ) If A has 32 elements. B has 42 elements ,and  A  B has 62           elements, Indicate no. of elements in AB.

          (c) Find X and Y, if X+ Y=B.

          (c) Find X and Y, if X+ Y=.

          (d) The third term of an AP is 18 and the seventh term is 30. Find the   16^th term.

          (e) Which term of the series:

                   7+28+112+……..is 7168?

          (f) Find the value of sin 75^O.

          (g) Differentiate between AP and GP.

          (h) Find the mean of first n natural numbers.

          (i) Write the formula for calculating median in continuous series.

          (j) Define Partition of a set with example.

SECTION-B

2.       State and prove De Morgan’s Law for sets.

3.       If A= Show that A²-4A-51=0.

4.       (a) The AM of 12 items is 21. If one more item is added to this series the          AM becomes 20. Find the 13^th term.

          (b) Find the sum of following series: 8++…….+

5.       (a) Prove that

          (b) Simplify

6.       From the following data, find the missing frequencies:

Size	10	12	14	16	18	20
Frequency	3	7	?	20	8	5

7.       (a) For which values of x, will:

          () 

          (b) Without expanding, find the determinant of