
	Trending ▼ ICSE CBSE 10th ISC CBSE 12th CTET GATE UGC NET Vestibulares ResFinder

CBSE Class 12 Pre Board 2019 : Mathematics - Prelim 2 (St Xavier's Sr. Sec. School, Delhi)

3 pages, 37 questions, 0 questions with responses, 0 total responses,

	CBSE 12 Pre Boards	+Fave Message
	Profile Timeline Uploads

Home > cbse12_pre_boards > F Also featured on: School Page cbse12

Formatting page ...

Pre Board Examination 2019 Std. 12 17-01-2019 Set 2 MATHEMATICS Max. Marks : 100 Time : 3 hrs. GENERAL INSTRUCTIONS: i) Attempt all the questions. ii) Section- A consists of 4 questions of 1 mark each. iii) Section-B consists of 8 questions of 2 marks each. iv) Section-C consists of11 questions of 4 marks each. v) Section-D consists of 6 questions of 6 marks each. SECTION A 1. Write the integrating factor of the following differential equation: 2 =1 2. Write the projection of vector 2 +3 - + (OR) Find the angle between vectors - and - . 3. If y= + log then find 4. What is the value of 4 3 , where 3 is matrix of order 3. . SECTION B 5. Find if the vector - + , 3 + + 2 and + - 3 are coplanar. (OR) If vectors = 2 + 2 + 3 , = - + 2 + and = 3 + are such that + is perpendicular to . Find . 6. 5 If A= 4 2 4 3 is symmetric matrix,then find x,yand t. 7 7. Form a differential equation corresponding to 2 = ( )3 by eliminating a. 8. Evaluate: 9. Evaluate: 10. Let be a binary operation on N as a b = HCF (a,b) a,b N, then find 22 4. Also state that a b is commutative or not. 11. A bag contains 2 red and 3 black balls, find the probability distribution of the number of red balls if 2 red balls are drawn without replacement. 12. A die is thrown three times. Events A and B are defined as below: A: 5 on the first and 6 on the second throw. B: 3 or 4 on the third throw. Find the probability of B, given that A has already occurred. 3 7 9 2 16 3 0 dx (OR) 1 1 dx. 3 dx.

Formatting page ...

Tags : cbse pre boards, prelims 2015 - 2016, preliminary examinations, central board of secondary education, india schools, free question paper with answers, twelfth standard, xiith std, board exams, mock, model, sample, specimen, past, free guess papers.india, delhi, outside delhi, foreign, cbse class xii, cbse 12, 12th standard, cbse papers, cbse sample papers, cbse books, portal for cbse india, cbse question bank, cbse question papers with answers, pre board exam papers, cbse model test papers, solved board question papers of cbse last year, previous years solved question papers, free online cbse solved question paper, cbse syllabus, india cbse board sample questions papers, last 10 years cbse questions papers, cbse important questions, specimen / mock papers.

cbse12_pre_boards chat

Horizontal lines at:
Guest Horizontal lines at:
AutoRM Data:
Box geometries: