Board Paper of Class 12-Science 2018 Maths - Solutions
General Instructions:
(i) All questions are compulsory.
(ii) This question paper contains 29 questions.
(iii) Questions 1- 4 in Section A are very short-answer type questions carrying 1 mark each.
(iv) Questions 5-12 in Section B are short-answer type questions carrying 2 marks each.
(v) Questions 13-23 in Section C are long-answer I type questions carrying 4 marks each.
(vi) Questions 24-29 in Section D are long-answer II type questions carrying 6 marks each.
(i) All questions are compulsory.
(ii) This question paper contains 29 questions.
(iii) Questions 1- 4 in Section A are very short-answer type questions carrying 1 mark each.
(iv) Questions 5-12 in Section B are short-answer type questions carrying 2 marks each.
(v) Questions 13-23 in Section C are long-answer I type questions carrying 4 marks each.
(vi) Questions 24-29 in Section D are long-answer II type questions carrying 6 marks each.
- Question 1
If a * b denotes the larger of 'a' and 'b' and if = (a * b) + 3, then write the value of , where * and are binary operations. VIEW SOLUTION
- Question 2
Find the magnitude of each of two vectors and , having the same magnitude such that the angle between them is 60° and their scalar product is . VIEW SOLUTION
- Question 3
If the matrix is skew symmetric, find the values of 'a' and 'b'. VIEW SOLUTION
- Question 4
Find the value of VIEW SOLUTION
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