Computer designed image – above | Correct Answer Key for Maths I.Sc. Annual Examination 2018 hope that you may be searching after successfully giving of BSEB Math exam on 15/02/2018. In the Bihar School Examination Board mathematics examination, there will be 50 Objective question will be asked. Students very carefully filled OMR Sheet with Bihar Board 12th mathematics examination answer key. Bihar math answer key 2018 will help you to predict their marks in the subject of mathematics. **Bihar board mathematics exam solution with answers**, Bihar board mathematics question 2018 with solution sheet is provided question wise. Students who appeared in this examination for them we have provided all the Bihar board math 2018 exam answer key with a solution.

**Bihar Board 12th math solution with answer key**

I would like to mention here that Answer key of Bihar board main exam 2018 Math OMR sheet optional like A/B/C/D which student filled we presently provided and later on **Answer key of Bihar board 2018 math with solution** we will also provide on this page. In the Main Exam or Mathematics, there will only one question paper has given together combine of 1 to 50 objective question and short question for 2 marks with the long question of 5 marks. In every subject, we recall/remember the important instruction about the filling of OMR Sheet.

**Bihar Board 12th math solution with answer key **

1. Let A = {5, 6}; how many binary operations can be defined on this set?

Answer – 16

2. Let A= {1,2,2}, which of the following function f : A—> A does not have an inverse function?

Answer – **{(1,2), (2,1), (3,1)}**

3. If A = {1,2,3} B= {6,7,8} and f: A—-> B is a function such that f (x) = X+5 then what type of a fucntion is f?

Answer – **One-One Onto **

4. What type of relations is “Less than” in the set of real numbers?

Answer- **Only transitive **

5. Cos -1 (Cose 8 π/5 )=

Answer – **8 π/5**

6. Cos -1 (2x-1) =

Answer – 2 Cos -1√ x

7. 2 Cot -1 3 + cot -1 =

Answer – π/4

8. Tan -1 (1) + cos -1(-1/2) + sin -1 (-1/2)=

Answer – 3 π/4

9.

10.

Answer – **0** (Zero)

11. If 7 and 2 are two roots of the equations then th third root is

Answer – (**-9** )

BSEB Math Objective Answer key 2018 | |||||||||

Q. No | Ans | Q. No | Ans | Q. No | Ans | Q.No | Ans | Q.No | Ans |

1 | C |
2 | B |
3 | B |
4 | B |
5 | A |

6 | C |
7 | B |
8 | B |
9 | A |
10 | C |

11 | A |
12 | D |
13 | B |
14 | A |
15 | A |

16 | B |
17 | B |
18 | B |
19 | C |
20 | C |

21 | C |
22 | C |
23 | D |
24 | A |
25 | B |

26 | B |
27 | A |
28 | C |
29 | B |
30 | C |

31 | C |
32 | D |
33 | A |
34 | B |
35 | C |

36 | B |
37 | B |
38 | B |
39 | D |
40 | B |

41 | B |
42 | B |
43 | B |
44 | A |
45 | C |

46 | B |
47 | B |
48 | B |
49 | B |
50 | B |

BSEB Math short and long Question with Answer will be udpating – **Please wait **

### How to use Bihar board math 2018 exam answer key with a solution

- Visit this website through the using URL at www.resultfor.in
- On the home page, there will tittle named BSEB I.Sc Math 2018 Objective Answer key
- Click on that link named Bihar board math answer key
- A page will be open read all useful information which is given on this page.
- Question number wise objective Answer like A/B/C/D will be given.
- Match with your answer which you attempted in the exam omr sheet of math.

**BSEB 12th math answer key 2018**

The solution of every objective question will be later on the update. Bihar board mathematics solution with answers will surely make you confirm for estimating the marks in the final result in Bihar Board Inter result 2018. Some number of students while colouring of the circle ** BSEB 12th math answer key 2018** on OMR sheet color other option.

**About Bihar Board **

BSEB: Bihar School Examination Board is the Education Board in Bihar State & It is working with the state govt. of Bihar. This is the authorized examination conducting body in the State of Bihar it takes matriculation and intermediate examination twice in the year. This year BSEB has been changed the examination pattern of inter and matric both. From this academic session, there will be 50% Objective Question asked.

**Bihar board mathematics question 2018 with solution sheet**

If you want to do discuss the Bihar board mathematics question 2018 with solution sheet,** Bihar math answer key 2018** then please do it through the comments. Because this will surely help other visitors to get information about the Bihar board mathematics exam solution with answers.

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jaldi Please Sir

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Please sir

Wait yrr. Solve ho rha

Sir Kitna Time Laga Rahe hai

Bihar board ne students ko dhooka dia he

Kya hua bhai

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Kya huaa Sir

Kab Upload Karenge

Mathematics Ka Answer

Time Bhi To bataie

By today midnight

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Isme ti 25 b hai shi ans send kiye hai n

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Kyo

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Kya sir..apload karo na

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Math ka answer key jald upload kijiye

Kaphi Hard questions thaa. Sir dar lag raha hai. Jaldi opload kigyee

Sir Hindi Ka kab update Hoga plzz jldi kariye

Sir please right answer send kijiyega life ha sawal hai..

1C 2B 3B 4B 5C 6C 7B 8B 9A 10C 11A 12 D13B 14A 15A 16B 17 B18B 19C 20 C21 C22C 23 D24 D25B 26 B27C 28C 29 B30D 31C 32D 33A 34B 35 C36B 37 B38 B39 D40 B41B 42 B43B 44A 45C 46B 47B 48 B49B 50B

Isme to 25 b hai wrong lagta hai itna b hoga kya

Total sahi hai mila lijiye sb log…

sir question bhut hard tha no achha se dijayega AAP par hi sab hai

God evening sir

Hindi & Urdu ka objective answers key daliye sir plz plz plz……

Sir ans Jaldi se apload kijye plz sir

Sir 5 ka c Hoga na sir

Sir

Please update soon

Please sir full answer do Na maths ka

Pishylogy ka objective answer chahie sar

9 ka c hoga

5 ka answer c hoga sir

Good morning sir

Urdu Hindi ka upload kigiye na

Sir you are doing great job thanks

5 or 9 ka answer c hoga sir

Sir question no.5 and 9 ka answer C hoga.

A hi hoga… check kro 5 ka

Quest 9 me vo determinant h..so..koi b ek hi row ya column me multiply krte h..matrix me hum dono row me lamda ko muktiply krte h..toh answer C hi hoga..just go through it once..

And quest no. 30 ka b answer 0 means option D aana chahiye…qki quest me..ek ka limit alpha to beeta h..nd dusre ka limit beeta se alpha h

Nd quest no. 40 ka ans zero kaise aaya..koi explanation de skta h..? Ans D hona chahiye na..?!?

ans.d hi hoga kyu ki I cross j eq.to k and I cross k eq.to _j ..these type

Plz jldi bataiyega..as bihar board me darh lgta h..bht strict checking hoti h..usme b sahi answers ko bhi galat diya h!!

Ans of que no. 24 27 30 d C d respectively hoga

Mera result

Fc

maths ke exam ke lye mne bhut mehnat ki thi fir bhi exam acha nhi gya… pta nhi bihar board khaae ques utha ke lati h…. plz copy ache ae check kre….