CBSE Class 12 Cheat Sheet Subject Wise 2025

CBSE Class 12 Cheat Sheet: Students must go through the entire Class 12 cheat sheet to help with their last-minute revision. Embibe provides the cheat sheet for CBSE Class 12 for all subjects to assist students in understanding complex concepts and score better in the exams. These cheat sheets for CBSE Class 12 not only boost the confidence of the students but helps them with proper revision to strengthen the core concepts.

The NCERT Class 12 study guides are based on the CBSE curriculum, and many other exams like NEET, JEE Mains, and Advanced are also based using the CBSE 12th grade curriculum. All students can benefit greatly from CBSE Class 12 cheat sheets during board exams because they allow for a quick review of the entire syllabus. Additionally, the CBSE Class 12 notes assist students in determining which subjects require additional study and focus in order to achieve excellent marks on the board exams.

Update: Get List of Best Practice Questions and CBSE Class 12 Mock Tests Here

Cheat Sheet Class 12 Cheat Sheet for Exam Preparation

The Class 12 Cheat Sheet, along with resources available on platforms like Embibe, provide students with a comprehensive and effective approach to exam preparation. Embibe’s AI-powered technology and data-driven insights can help students identify their strengths and weaknesses, enabling them to focus their study efforts and improve their performance on exams. By combining the power of the CBSE Class 12 Cheat Sheet with the personalized guidance of Embibe, students can feel confident and prepared as they approach their exams, setting themselves up for success and reaching their academic potential.

Mock tests provide a simulation of the actual exam environment and allow students to get a feel for the format, timing, and types of questions they will encounter on test day. Practice questions, meanwhile, help students to reinforce their understanding of key concepts and develop their problem-solving skills. Alongside these resources, the CBSE Class 12 textbooks serve as a comprehensive guide to the course content, covering all of the topics and information that students need to know. When used together, mock tests, practice questions, and textbooks provide a well-rounded approach to exam preparation, equipping students with the knowledge and skills they need to succeed. By taking advantage of these resources, Class 12 students can feel confident and prepared as they work towards their academic goals.

Learn 12th CBSE Exam Concepts

CBSE Class 12 Cheat Sheet 2025

Students must go through the CBSE Class 12 cheat sheet to be well-versed with all the topics in all the subjects. These cheat sheets for Class 12 are provided to the students by Embibe to help them get an instant overview of the important topics.

CBSE Class 12 Maths Cheat sheet

Formula cheat sheet for Maths Class 12 are mentioned below:

• sin^-1(-x) = -sin^-1x 
• tan^-1x + cot^-1x = π / 2
• sin^-1x + cos^-1x = π / 2
• cos^-1(-x) = π  – cos^-1 x
• cot^-1(-x) = π – cot^-1x
• ∫ xⁿ dx = (x^{n + 1}) / (n + 1) + C
• ∫ e^x dx = e^x + C
• ∫ a^x dx = a^x / ln(a) + C
• ∫ ln(x) dx = x ln(x) – x + C
• P(A ∩ B) = P(A) P(B | A).
• P(A | B) = P(A ∩ B) / P(B), provided P(B) ≠ 0.
• A + B = B + A (Commutative Law)
• A + (B + C) = (A + B) + C (Associative Law)
• (A • B )= |P| |Q| cos θ ( Dot Product )
• (A × B )= |P| |Q| sin θ (Cross Product)
• k (A + B )= kA + kB
• A + 0 = 0 + A (Additive Identity)
• sin^-1(-x) = – sin^-1x 
• tan^-1x + cot^-1x = π / 2
• sin^-1x + cos^-1 x = π / 2
• cos^-1(-x) = π – cos^-1x
• cot^-1(-x) = π – cot^-1x
• ∫ f(x) dx = F(x) + C
• Power Rule: ∫ xⁿ dx = (xⁿ⁺¹) / (n+1) + C. (Where n ≠ -1)
• Exponential Rules: ∫ e^x dx = e^x + C 
• ∫ a^x dx = a^x / ln(a) + C
• ∫ ln(x) dx = x ln(x) – x + C
• Reciprocal Rule: ∫ (1/x) dx = ln(x)+ C 
• Sum Rules:  ∫ [f(x) + g(x)] dx = ∫f(x) dx + ∫g(x) dx
• Difference Rules:  ∫ [f(x) – g(x)] dx = ∫f(x) dx – ∫g(x) dx
• ∫k f(x) dx = k ∫f(x) dx, , where k is any real number.
• Integration by parts: ∫ f(x) g(x) dx = f(x) ∫ g(x) dx – ∫[d/dx f(x) ×  ∫ g(x) dx]dx
• ∫cos x dx = sin x + C
• ∫ sin x dx = -cos x + C
• ∫ sec² x dx = tan x + C
• ∫ cosec² x dx = -cot x + C
• ∫ sec x tan x dx = sec x + C
• ∫ cosec x cot x dx = – cosec x + C
• Cartesian equation of a plane: lx + my + nz = d 
• Distance between two points P(x1, y1, z1) and Q(x2, y2, z2): PQ = √ ((x₁ – x₂)² + (y₁ – y₂)² + (z₁ – z₂)²) 

CBSE Class 12 Physics Cheat Sheet

Formula cheat sheet for Physics Class 12 are mentioned below:

• Planck constant h = 6.63 × 10⁻³⁴ J.s = 4.136 × 10^-15 eV.s
• Gravitation constant G = 6.67×10⁻¹¹ m³ kg⁻¹ s⁻²
• Boltzmann constant k = 1.38 × 10⁻²³ J/K
• Molar gas constant R = 8.314 J/(mol K)
• Avogadro’s number NA = 6.023 × 10²³ mol⁻¹
• Charge of electron e = 1.602 × 10⁻¹⁹ C
• Permittivity of vacuum 0 = 8.85 × 10⁻¹² F/m
• Coulomb constant 1/4πε₀ = 8.9875517923(14) × 10⁹ N m²/C²
• Faraday constant F = 96485 C/mol
• Mass of electron m_e = 9.1 × 10⁻³¹ kg
• Mass of proton m_p = 1.6726 × 10⁻²⁷ kg
• Mass of neutron m_n = 1.6749 × 10⁻²⁷ kg
• Stefan-Boltzmann constant σ = 5.67 × 10⁻⁸ W/(m² K⁴)
• Rydberg constant R_∞ = 1.097 × 10⁷ m⁻¹
• Bohr magneton µ_B = 9.27 × 10⁻²⁴ J/T 
• Bohr radius a₀ = 0.529 × 10⁻¹⁰ m 
• Standard atmosphere atm = 1.01325 × 10⁵ Pa 
• Wien displacement constant b = 2.9 × 10⁻³ m K .
• Wave = ∆x ∆t wave = average velocity ∆x = displacement ∆t = elapsed time.
• V_avg = (vi + vf*)²

CBSE Class 12 Chemistry Cheat Sheet

Formula cheat sheet for Chemistry Class 12 are mentioned below:

CBSE Class 12 Biology Cheat Sheet

The Biology cheat sheet for CBSE Class 12 is mentioned below:

• There are two types of reproduction – Asexual and sexual reproduction.
• A flower generally consists of the pedicel, sepals, petals, calyx, stamen, and pistils.
• Giving birth to children who are genetically similar to their parents is the process of reproduction. As we all know, human reproduction is a sexual process that requires internal fertilisation during sexual activity.
• Based on the X-ray crystallography of the molecule, Watson and Crick were the first researchers to suggest a double-helical model for DNA.
• According to its definition, biotechnology is a large field of biology that uses living things and their parts in product development, modification, and production for the benefit of people.
• Ecology is a subfield of biology that focuses on the analysis of interactions between organisms and their surroundings.
• There is a high demand for food, clothing, housing, gasoline, automobiles, and other goods due to the growth in the human population. The pressure that all of these demands are putting on the land, the water, the air, and other natural resources causes pollution, environmental degradation, biodiversity loss, and other environmental problems.

CBSE Class 12 Economics Cheat Sheet

The Economics cheat sheet for CBSE Class 12 is mentioned below:

• Formula 1: Y=C+S
  C = Consumption
  Y = Income
  S = Savings
• Formula 2: AD = C+I
  C = Consumption
  I = Investment
  AD = Aggregate Demand
• Formula 3: AS=C+S
  S = Savings
  C = Autonomous consumption
  AS = Aggregate Supply
• Formula 4: APC = C/Y = 1- APS
  APC – Average Propensity to Consume
  C = Consumption
  Y = Income
  APS – Average Propensity to Save
• Formula 5: APS = S/Y = 1- APC
  APC – Average Propensity to Consume
  S = Savings
  Y = Income
  APS – Average Propensity to Save
• Formula 6: MPC = ΔC / ΔY = 1- MPS
  MPC =Marginal Propensity To Consume
  ΔC = change in consumption
  ΔY = change in income
  MPS = Marginal Propensity To Save
• Formula 7: MPS = ΔS / ΔY = 1- MPC
  MPC =Marginal Propensity To Consume
  ΔS = change in saving
  ΔY = change in income
  MPS = Marginal Propensity To Save
• Formula 8: C= C¯+b(Y)
  c = Consumption
  ‾c = Autonomous consumption
  b = Marginal propensity to consume
  Y = Income
• Formula 9: S= – C¯+ (1-b)Y
  S = Savings
  ‾c = Autonomous consumption
  b = Marginal propensity to consume
  Y = Income

CBSE Class 12 Accountancy Cheat Sheet

The Accounts cheat sheet for CBSE Class 12 is mentioned below:

• Current Ratio = Current Assets/ Current Liabilities
• Net Income = Income – Expenses
• Cost of Goods Sold = Opening inventory value + Purchases of inventory – Closing inventory value
• Gross Profit = Sales – Cost of Goods Sold
• Gross profit Margin = Gross Profit/ Sales
• Break-Even Point = Fixed costs / (Sales per unit cost – Fixed cost per unit)
• Inventory Turnover Ratio = Costs of Goods Sold/ Inventory
• Accounts Receivable Turnover Ratio = Sales on Credit/ Accounts Receivable
• Quick Ratio = (Current Assets – Inventory)/ Current Liabilities
• Return on Assets = Net Income/ Average Total Assets
• Return on Equity = Net Income/ Average Shareholder’s Equity

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FAQs on CBSE Class 12 Cheat Sheet

Some of the frequently asked questions on CBSE Class 12 cheat sheet are mentioned below:

Q.1: Where can I find Maths cheat sheet Class 12?
Ans: Students can find the Maths cheat sheet Class 12 on Embibe.

Q.2: Where can I find the formula cheat sheet for Physics Class 12?
Ans: Students can find the formula cheat sheet for Physics Class 12 on this page.

Q.3: Can I find the CBSE Class 12 cheat sheet on Embibe?
Ans: Students can find the cheat sheet for the majority of CBSE Class 12 subjects on Embibe.

Q.4: Can I study from NCERT textbooks for Class 10 exams?
Ans: Students must use the NCERT textbooks as their primary study material for Class 10 board exams.

Q.5: Are the formulas for Class 12 Economics available on Embibe?
Ans: Yes, the formulas for Class 12 Economics are available on Embibe.

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