Bihar Board 12th Maths Answer Key 2024-25 (Out), Download Maths Sent Up Exam Asnwer Key Here

The Bihar Board had recently conducted the BSEB sent up exam for class 12th students. The board exam experts at Adda247 has now solved all the questions asked in the exam and have prepared the unofficial answer key for the Mathematics exam paper. The Bihar Board 12th Maths Sent Up Answer Key 2025 is available in the article below.

The Bihar Board class 12th Maths Sent Up exam was held on November 12, 2024. The Mathematics exam was taken by all the arts, science and commerce stream students. The Bihar Board 12th Maths Answer Key 2024-25 will be provided for every exam paper in the same day of the board exam.

Bihar Board 12th Maths Answer Key 2024-25

The Bihar Board 12th maths answer key 2024-25 is released officially by the BSEB and unofficially by our experts at Adda247. The official answer key takes time while our answer key is released on the same day of the exam after it concludes. The Class 12 Sent Up exams conducted by the BSEB (Bihar School Examination Board) are occurring statewide from November 11 to November 18. This Maths sent up exam are a significant milestone for students, as they aid in preparation for the final board exams. This answer key is accessible in the table form aiding students in comprehending their performance.

Bihar Board 12th Maths Sent Up Answer Key 2025

The answer key for the Bihar Board 12th Maths sent up Question paper 2024-25 has been provided on this page so that students can get an idea about their overall performance. Following the successful conclusion of the sent-up exams, students are likely eagerly anticipating the answer key. Therefore, we would like to inform them that the unofficial Bihar Board 12th Sent Up Exam Answer Key 2025 for Mathematics has been prepared by our experts. Additionally, the Bihar School Examination Board will publish the official Class 12 Sent Up Exam Answer Key 2025 PDF soon on the official site www.biharboardonline.com.

Bihar Board 12th Maths Sent Up Exam Answer Key 2025

In the Bihar Board sent up exam answer key, we have offered the solutions to every question presented in the Bihar Board 12th Sent Up Question Paper 2024-25 to assist students in evaluating their performance on the exam by verifying the accurate answers. Get the answer key (un official) and compare your answers to this key to evaluate. This answer key is crucial as they enable students to recognize errors and enhance their performance prior to the final exams. The prompt distribution of answer keys helps students monitor their advancement and study efficiently.

BSEB Class 12 Answer Key 2024-25 Maths

The official answer key for the Bihar Board Mathematics paper for class 12 will be released in March 2024 25 by the Bihar board. The unofficial answer key is given here in this article. The Bihar Board exam paper is held for a total of 100 marks. There is no practical examination held for the BSEB intermediate mathematics subject. It is important to know the marks distribution while analyzing the Bihar Board Class 12 Maths Answer Key 2025. However, the unofficial answer key for the BSEB sent up exam 2024-25 has been released

Bihar Board 12th Maths Sent up Exam Answer Key 2025

The unofficial answer key for the BSEB 12th Sent Up Mathematics Exam 2025 has been provided here. The BSEB has stated that the Maths Exam (127, 327) took place on November 12 at several testing centers from 09:30 a.m. to 12:45 p.m. Now that the Sent Up Class 12th Maths exam has concluded, students are able to access the Sent Up Class 12th Maths Answer Key 2025 PDF by reviewing the table provided below.

Bihar Board 12th Maths Sent up Exam Answer Key 2025

Students can follow the steps given below to download the Bihar Board 12th maths sent up exam answer key 2025.

Step 1: Go to the official site of the Bihar School Examination Board, Patna, which is www.biharboardonline.bihar.gov.in.

Step 2: On the main page, select the ‘Senior Secondary Sent Up Exam’ link.

Step 3: Accurately enter your student’s roll number and roll code in the designated area.

Step 4: Press the submit button to store it.

Step 5: Select the Class 12th Maths subject answer key for the Bihar Board Intermediate Sent-Up Exams from the list of subjects available.

Step 6: The answer key for Bihar Board 12th sent up 2025 will appear on the screen as a PDF.

Step 7: Obtain the BSEB 12th sent-up answer key 2025 to verify your answers.

Bihar Board Inter Maths Answer Key 2024 25

The Answer key (unofficial) for the Bihar Inter exam 2024 25 will contains answers for the MCQs (multiple choice questions). The MCQs are 100 in number in the BSEB maths inter exam paper with four options. The Bihar Board inter mathematics exam paper has 50% objective-type questions (MCQs) and 50% subjective-type questions (short and long answers type questions). The exam paper contains a lot of question choices both in the objective and subjective part of the exam paper.

Bihar Board 12th Maths Answer Key PDF All Sets Previous Year

The Bihar Board 12th Maths Answer Key PDF from the previous year is given here. These answers have been prepared by Adda247’s qualified faculty. After the exam, you can download all of the question paper answers for the Bihar Board Class 12th Maths Exam, from Set A to Set J.

Class 12 Math Answer Key Bihar Board with Questions

1. d/dx log (sec x + tan x) =

(A) 1/(sec + tanx)
(B) sec x
(C) tan x
(D) sec x + tan x

Answer: (B) sec x

2. d/dx (sec-1x + cosec-1x) =
(A) 1
(B) 0
(C) 2
(D) -1

Answer: (B) 0

3. If y = tan-1[(1-cosx)/sinx] then dy/dx =
(A) 1
(B) -1
(C) 1/2
(D) -1/2

Answer: (C) 1/2

4. If x = asecθ, y = btanθ then dy/dx =
(A) (b/a)secθ
(B) (b/a)cosecθ
(C) (b/a)cotθ
(D) b/a

Answer: (B) (b/a)cosecθ

5. If y = √sinx+[√sinx + (√sinx)+……to ∞] then dy/dx=
(A) (sinx)/2y-1
(B) (cosx)/y-1
(C) (cosx)/2y-1
(D) 1/2y-1
Answer: (C) (cosx)/2y-1

BSEB 12th Maths Answer Key Set A

Bihar board Maths Answer key of SET A MCQs from previous year of 2024 is provided below students can check their answers and predict their score.

Math Answer Key Bihar Board 12th Set F

The Bihar board answer key (unofficial) has been given below for the Set F questions (MCQs) from the previous year paper of 2024. Students must go through the answer key given below to check the correct answers to the respective questions.

BSEB Class 12 Maths Previous Year Question Paper Set C

The Bihar board conducts the Class 12th Maths Exam in sets of question papers such as Set A to Set J. Candidates can check the Bihar Board 12th Maths Question Paper Set C below from the 2024 board exam.

BSEB Class 12 Maths Question Paper 2024-25 Difficulty Level

The BSEB Class 12 Maths paper analysis helps understand the degree of difficulty, the nature of the questions, and more relevant details. The maths question paper style used in today’s BSEB inter-examinations was comparable to the most recent BSEB Class 12 Maths model paper in terms of sections, question types (MCQs, short answer, long answer), and mark distribution. As per the students’ reaction, the overall paper of the class 12 Mathematics was of the moderate level. The following are a few of the general evaluations made by students:

• The paper has a moderate degree of difficulty.
• Every question was taken directly from the mandatory syllabus.
• The MCQs had a moderate difficulty level.
• The majority of questions were straightforward.

Bihar Board class 12th Maths Paper 2024 25 Expert Analysis

Experts who examined the BSEB class 12 Maths paper reported that it was simple and scored well. Below is a thorough professional analysis that you can review:

• After reading the paper, teachers said it was simpler than it had been the year before.
• The questions were straightforward and focused on matrices and vectors.
• Conceptual understanding was required for 5 Mark questions.
• MCQs received the highest marks in the paper.

Bihar Board 12th Maths Short Answer Type Questions 2024 With Answers

Below we have provided the short answer-type questions asked in the class 12 Math exam of the Bihar board. The answers to these questions will be provided shortly.

Q.1) If Y = x^sinx, find dy/dx

Q.2) Find the distance between the planes x-2y+2z = 6 and 3x-6y+6z = 2

Q.3) Find the equation of the plane whose intercepts on the axes of x, y, and z are respectively 2, 3, and -4.

Q.4) Find the value of P so that the lines (x-1)/2 = (y-2)/3 = (z+17)/P and (x+4)/2 = (y+9)/2 = (z-1)/2 are mutually perpendicular.

Q.5) Prove that 4(cot^-13 + cot^-12) = Π

Q.6) Prove that tan^-1x + tan^-1y = tan^-1(x+y/1-xy)

Q.7) Find dy/dx if y = √Sin x²

Q.8) Integrate ∫ Cos³x. Sinx dx

Q.9) Solve: dy/dx = e^x+y

Q.10) Find fog and gof if f(x) = 8x³ and g(x) = x^1/3

Q.11) Maximize Z = 20x + 3y, subject to 3x+2y<=210, x>=0, y>=0

Q.12) Find dy/dx, if xcosy = sin (x+y)

Q.13) Integrate ∫ Sin³x dx

Q.14) If y = sin (xy) then find dy/dx

Q.15) ∫ (x+2)² dx

Answer Key Maths Class 12 2024 Bihar Board for Long Answer Type Questions

The long answer-type questions with answers (will be updated shortly) is given below for the Bihar board class 12 Mathematics exam paper.

Q.1) (1+x)²dy/dx + y = tan^-1x

Q.2) Evaluate ∫logcosx dx for the upper limit Π/2 and lower limit 0

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