Class 11 Maths Formula Sheet 2026-27 (CBSE) | All 13 Chapters

CBSE 2026-27 · Class 11 Foundation

Class 11 Maths Formula Sheet — All 13 Chapters, One Revision Map

The complete chapter-wise formula guide 20,258+ Class 11 students trust — Sets to Probability, every core formula in one place, revise in under an hour.

📘 Get the Formula Sheet — ₹99
Class 11 Maths formula sheet all 13 chapters CBSE 2026-27 NCERT Kaksha
20,258+Class 11 students trust it
4.7★from 338 reviews
₹99instant PDF ₹199
45 mincomplete Maths notes
✅ Made by IITians & NITians 🚚 COD Available ⚡ Instant email delivery 🔄 7-day easy return
📘 Get the Formula Sheet — ₹99
Quick Answer: The CBSE Class 11 Maths syllabus for 2026-27 has 13 chapters across five units. It's the base that Class 12 Calculus and JEE build on — Trigonometry, Sequences, Straight Lines, Conic Sections, and Limits & Derivatives all reappear later in harder forms. Class 11 Maths is method-and-formula driven, so a compact formula sheet is the fastest revision tool. The NCERT Kaksha Class 11 Maths Formula Sheet covers all 13 chapters in 32 colour-coded pages — instant PDF ₹99, printed option available.

Class 11 Maths is the year the subject gets abstract — sets, complex numbers, permutations, and the first taste of calculus. A single forgotten identity in trigonometry or one wrong formula in a binomial expansion can sink a full question. The knowledge is usually there; the recall is the problem.

This guide maps every core Class 11 Maths formula you need for CBSE 2026-27 — the same map inside the NCERT Kaksha Maths Formula Sheet, handwritten by IITians, NITians, and district toppers.

📌 What's in this guide

  1. Why Class 11 Maths is the base for calculus & JEE
  2. What's inside the NCERT Kaksha Maths Sheet
  3. All 13 chapters — key formulas preview
  4. How to use the sheet the right way
  5. Textbook vs. formula sheet revision
  6. What real Class 11 students say
  7. Frequently Asked Questions

Why Class 11 Maths Is the Base for Calculus & JEE

Trigonometric identities, sequences and series, straight lines, conic sections, and the introduction to limits and derivatives are not one-year topics — they are the scaffolding for all of Class 12 Calculus and a huge chunk of JEE. Students who nail the Class 11 formula base find Class 12 far easier; those who don't rebuild it under exam pressure.

NCERT Kaksha data point: Trigonometric Functions and Conic Sections are the two most formula-dense chapters in Class 11 Maths, and both recur heavily in Class 12 and JEE. Lock these two first for the biggest long-term payoff.

What's Inside the NCERT Kaksha Maths Formula Sheet

  • ✅ All 13 CBSE 2026-27 chapters — Sets to Probability
  • ✅ 32 pages of colour-coded, handwritten notes
  • ✅ Full trigonometric-identities & conic-sections tables
  • ✅ Graph support for straight lines, conics & functions
  • ✅ A5 pocket size (21.2 × 14.8 cm)
  • ✅ Made by IITians, NITians & toppers
  • ✅ Choose Printed or instant PDF · Combos: Maths, Math+Phy, PCM, PCB, PCMB

See How Colourful & Organized the Notes Actually Are

Class 11 Maths formula sheet colour-coded page NCERT Kaksha
Colour-coded formulas — identities, results & conditions.
Class 11 Maths topper handwritten notes neat layout
Handwritten & neat — topper-style pages, easy to scan.
📖 Flip Through the Full Preview Before You Buy
🚀 Order Now — Use Code TOPPER for 5% Off

All 13 Chapters — Key Formulas You Cannot Forget

1Sets

Union countn(A∪B) = n(A) + n(B) − n(A∩B)
SubsetsA set with n elements has 2ⁿ subsets
De Morgan's law(A∪B)' = A'∩B'

2Relations and Functions

Cartesian product sizen(A×B) = n(A)·n(B)
Number of relations2^(n(A)·n(B))
Key ideaDomain, co-domain & range

3Trigonometric Functions

Pythagorean identitysin²θ + cos²θ = 1
Compound anglesin(A+B) = sinA cosB + cosA sinB
Double anglecos2θ = 1 − 2sin²θ

4Complex Numbers & Quadratic Equations

Modulus|z| = √(a² + b²)
Quadratic rootsx = [−b ± √(b²−4ac)] / 2a
Propertyi² = −1

5Linear Inequalities

Sign ruleDividing by a negative reverses the inequality
Graphical solutionShade the feasible half-plane
Key ideaSystems of inequalities → common region

6Permutations and Combinations

PermutationsⁿPᵣ = n! / (n−r)!
CombinationsⁿCᵣ = n! / [r!(n−r)!]
RelationⁿPᵣ = ⁿCᵣ · r!

7Binomial Theorem

General termTᵣ₊₁ = ⁿCᵣ aⁿ⁻ʳ bʳ
Sum of coefficientsPut a = b = 1 ⟹ 2ⁿ
Middle termn even ⟹ (n/2 + 1)th term

8Sequences and Series

AP nth termaₙ = a + (n−1)d
GP sumSₙ = a(rⁿ − 1)/(r − 1)
Sum of APSₙ = (n/2)[2a + (n−1)d]

9Straight Lines

Slopem = (y₂ − y₁)/(x₂ − x₁)
Point-slope formy − y₁ = m(x − x₁)
Distance point to lined = |ax₁+by₁+c| / √(a²+b²)

10Conic Sections

Circle(x−h)² + (y−k)² = r²
Parabolay² = 4ax
Ellipsex²/a² + y²/b² = 1

11Introduction to 3D Geometry

Distance formula (3D)d = √[(x₂−x₁)² + (y₂−y₁)² + (z₂−z₁)²]
Section formula[(mx₂+nx₁)/(m+n), …]
Key ideaOctants & coordinate planes

12Limits and Derivatives

Standard limitlim(x→0) sinx/x = 1
Derivative (first principle)f'(x) = lim(h→0) [f(x+h) − f(x)]/h
Power ruled/dx (xⁿ) = n xⁿ⁻¹

13Statistics and Probability

Standard deviationσ = √[Σ(xᵢ − x̄)² / n]
ProbabilityP(E) = favourable / total outcomes
Addition ruleP(A∪B) = P(A) + P(B) − P(A∩B)
📘 Get the Complete Formula Sheet (₹99)

How to Use the Formula Sheet the Right Way

Sirf sheet khareedne se marks nahi milte. This is how our top Class 11 students use it:

1. Lock Trigonometry & Conics first (Week 1)

These two are the most formula-dense and reappear in Class 12 and JEE. Read them end-to-end before anything else.

2. Mark your danger zone (Week 2)

Highlight what you keep forgetting — compound-angle identities, binomial general term, GP sum, conic equations. This becomes your daily 10-minute drill.

3. Solve one problem per chapter, sheet open

Open your practice book. Solve one problem per chapter with the sheet beside you so your brain links question type to formula.

4. Two cold passes before exams

One full pass a month out, one 20-minute pass the exam morning.

Keep an "Error List" — the habit that saves 5+ marks

Note the identities and sign slips you repeat. In the final week, read only this list.

Traditional Revision vs. Formula Sheet Revision

Approach Textbook NK Formula Sheet
Time to revise full Maths 7–9 hours 40–45 minutes
Formula lookup speed 2–3 minutes 3–5 seconds
Trig identities in one place Scattered Single table
Portability Heavy books A5 pocket size
Cost Textbook + notes ₹99 (PDF) one-time

What Real Class 11 Students Are Saying

Class 11 Maths Formula Sheet book cover NCERT Kaksha

Class 11 Maths Handwritten Notes 2026-27

★★★★★ (338 reviews · 20,258+ students)
₹99₹199· Instant PDF
📘 Buy Now
★★★★★

"Fantastic and fabulous notes — going to help me a lot in my JEE journey."

— Pushpit, verified buyer
★★★★★

"It's good — clean formulas, easy to revise fast."

— Bhumik Verma, verified buyer
★★★★★

"Best note for class 11, helps me very much."

— Arham Sancheti, verified buyer

338 verified reviews · 4.7-star average · 75% five-star

Frequently Asked Questions

How many chapters are there in Class 11 Maths for CBSE 2026-27?

There are 13 chapters across five units — Sets & Functions, Algebra, Coordinate Geometry, Calculus, and Statistics & Probability.

Which is the best formula sheet for Class 11 Maths?

The NCERT Kaksha Class 11 Maths Formula Sheet — 32 pages, all 13 chapters, colour-coded and handwritten by IITians and NITians, PDF from ₹99.

How many pages is the Class 11 Maths formula sheet?

32 pages of handwritten, chapter-wise notes covering the complete CBSE 2026-27 Maths syllabus.

Which chapters are most important in Class 11 Maths?

Trigonometric Functions and Conic Sections are the most formula-dense and reappear heavily in Class 12 and JEE, so prioritise them first.

Is Class 11 Maths important for JEE?

Yes — Trigonometry, Sequences, Straight Lines, Conics, and Limits & Derivatives from Class 11 are core JEE topics and the base for Class 12 Calculus.

Is it available as PDF or printed?

Both. Choose Printed (A5, dispatched within 24 hours) or PDF (instant email delivery after payment).

How long does full Maths revision take with the sheet?

Designed for 15–45 minutes of full-syllabus revision. Most students finish one pass in about 35 minutes.

Is there a discount?

Yes — use code TOPPER at checkout for 5% off. Combos (Math+Phy, PCM, PCB, PCMB) save more for multi-subject students.

Ready to Build a Strong Maths Base?

Join 20,258+ Class 11 students who trust NCERT Kaksha for revision.

₹199₹99

Use code TOPPER for 5% off · COD Available

📘 Order Maths Formula Sheet Now

Also in combos: PCM · PCB · PCMB · Math+Phy

📚 Looking for Blogs for another subject or class?

Browse every NCERT Kaksha Blogs & short notes in one place.

Browse All Blogs→