Discrete Maths-B - BU 2021 Question Paper

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B.Sc. IIIrd Year (Reg./Pvt.) Main Examination, 2021

Mathematics

Paper - III

Discrete Maths-B

[Maximum Marks: Reg. 40

Pvt. 50

नाष्ट - प्रत्येक खण्ड से पूछ गये प्रशा के अंकस्मान है । प्रत्येक खण्ड का उत्त्तारनवी न पृष्ठ से प्रारम्भा करे हल करें । उत्तारपुस्तिका की संख्या 6 सपृम्पठन् क्तःअधि क न हा । विद्याथी है । विद्याथी उत्तारपुस्तिका का प्रथम पृष्ठ विश्वविद्यालक्की कस.कृटेसे प्राप्त करें । ( प्रत्येकप्रसका उ समान 250 शब् दा से अधिक नहा।)

Note :- All questions from each section carry equal marks. All questions are compulsory and answer limit are approximately 250 words. Start the answer of each section from new page. Maximum limit of pages of answer booklet are approximately 16 pages. Answer should be written by the student in his/her own handwriting mandatory. The first page of answersheet should be download by the student from university website is mandatory.

Find the conjuctive normal form of the function (x.y¹+x.y)¹+x¹

फ लन (x.y¹+x.y)¹+x' का संय ज्जती यप्रसमा यस्पज्ञातकी जिए।

Let X={2,3, 6, 12, 24, 36} and relation ≤ be such that "x ≤ y" if x divides y then draw a Hasse diagram of (X, ≤).

मा नाX = {2, 3, 6, 12, 24, 36} तथा सबन्धइ सप्र का रहै कि ≤ y" यदि x विभाजित करता ह्या ता(X, ≤) के लिए है सआरेख बना इए।

Define connected and disconnected graph with diagram.

चित्र सहित से बद्ध र असं बद्धआ लेख का परिभाषित की जिए।

Show that the number of vertices in a binary tree is odd.

दशा इएकि एक द्विचर वृक्ष में भीषणा की संख्य विषमहा ती है ।

Define Kuratowski's first and second graph.

कुराता स्की के प्रथाम र द्वितीयआरेख का परिभाषित की जिए।