📖 12th Maths Important Questions – 2, 3, 5 & 10 Marks (2025)

📖 12th Maths Important Questions – 2, 3, 5 & 10 Marks (2025)📚 Score High in 12th Maths with the Most Important Questions!
This 12th Maths Important Questions Guide includes chapter-wise 2-mark, 3-mark, 5-mark, and 10-mark questions, selected from previous year board exams and frequently asked topics. These questions help students understand key concepts, practice problem-solving, and improve accuracy in the Tamil Nadu 12th Public Exam 2025.

12TH MATHS STUDY MATERIAL,12TH MATHS GUIDE,12TH MATHS IMPORTANT QUESTIONS

12th Maths Volume 1 important two, three and five mark questions

Two Marks :

  • Ex1.1 : (Example : 1.1, 1.2,1.5,1.6 || Exercise : 1,2) Adj based questions
  • Ex1.2 : (Example : 1.15 || Exercise : 1) Rank minor method
  • Ex2.1 : (Example : 2.1(Pg53) || Exercise : 1,2,3,4,5,6) simplify : i i2i3…i2000 
  • Ex2.4 : (Example : 2.4,2.5,2.6(Pg63) || Exercise 1,2) write in rectangular form
  • Ex2.6 : (Example : 2.19,2.20(Pg74)|| Exercise : 4) Find centre and radius
  • Ex2.7 : (Example : 2.23(Pg79)|| Exercise 1) Write the polar form
  • Ex3.1 : (Example : 3.3 (Pg104) || Exercise : 2) alpha,beta,gamma || construct a cubic equ)
  • Ex3.2 : (Example : 3.9(Pg110) || Exercise : 2,3,4) Polynomial equation of minimum deg
  • Ex4.1 : (Example : 4.1,4.2,4.3(Pg 136 ) || Exercise 4) Find the principal value || Domain
  • Ex4.2 : (Example : 4.7 || Exercise 4,5) Find the principle || domain
  • Ex5.1 : (Example : 5.9,5.10(pg178)|| Exercise 2,5,8,11)
  • Ex6.4 : (Example : 6.29,6.30(Pg248) Exercise 5) Find the acute angle

Three Marks :

  • Ex1.1 : (Example : || Exercise : 3,4,6,8,9,10,15)
  • Ex1.2 : (Example :1.16(Pg21)1.17(Pg22) || Exercise : 2)Rank by row reduction & row echlon)
  • Ex1.6 : (Example :1.29,1.30,1.31 (Pg38) Exercise : 1)Test for consistency
  • Ex2.2 : (Example : 2.2(58) ||  Exercise : 3) value of real numbers x and y
  • Ex2.5 : (Example : 2.13(69) || Exercise : 4,5,6 ) if |z| = 1,show that
  • Ex2.7 : (Example 2.24(Pg80) || ) Principal arg
  • Ex2.8 : (Example :2.29,2.30,2.31(Pg84),2.32(89) || Exercise : 1) ,simplify,is a cube root of unity
  • Ex3.2 : (Example 3.9(Pg110): Exercise : 2,3,4)Find the polynomial equation of minimum degree
  • Ex4.5 :(Example : 4.26,4.29(pg164) || Exercise 2,3,4)
  • Ex5.1 : (Example 5.11,5.12(Pg 181) : Exercise All)
  • Ex5.2 : (Example 5.16,1.17,5.18,5.19(Pg192)5.24,5.25,5.26 || Exercise 1,2,3)parabole,elipse,hyperbola
  • Ex6.1 : (Example 6.11|| Exercise 11,12,13,14)direction cosines,magnitude
  • Ex6.9 : (Example 6.56 || Exercise 3,4,5)Find the equation

Five Marks

  • Ex1.1 : (Example 1.1,1.9,1.10 : Nill|| Exercise : 5,7,11,12,13,14)
  • Ex1.4 : (Example 1.25,1.26 || Exercise : 1,2,3,4,5) cramer’s rule
  • Ex1.5 : All Sums
  • Ex1.6 : (Example 1.34 (Pg41) || Exercise : 3)No sol,unique sol,infinite no of sol
  • Ex2.5 : (Example 2.15 (Pg70)|| Exercise : 7)Let z1,z2,z3
  • Ex2.7 : (Example 2.27 (Pg82) || Exercise : 4,5,6) if z = x+iy
  • Ex2.8 : (Example 2.31 (Pg85)|| Exercise : 2,5,6,7
  • Ex3.3 : (Example 3.15(Pg114) || Exercise : All)
  • Ex3.4 : (Example 3.23,3.24(Pg117) || Exercise 1,2) Solve the euation(Partly Factored polynomials)
  • Ex3.5 : (Example  3.27(Pg122) || Exercise:3,6) Solve the equation
  • Ex4.5 : (Example : 4.22,4.28,4.29 || Exercise : 5,6,7,8,9,10)
  • Ex5.5 : (Example : All || Exercise : All)
  • Ex6.1 : Sin(a+b),Cos(a+b),Sin(a-b),cos(a-b)
  • Ex6.7 :(Example : All || Exercise : All) Parametric and non-parametric)

12th Maths Volume 2 important two, three and five Mark Questions

Two Marks :

  • Ex:7.1: 1 (Example7.4,7.5,7.6 || Ex Q1,Q2,Q3,Q4,Q5,Q6) – A particle
  • Ex:7.3: 1(Example 7.19,7.20,7.217.22 || Q1,Q2)(Rolle’s Theorem)
  • Ex7.5 : Evaluate (L’sHopital rule)
  • Ex8.1 : 1(Linear Approximation – Example 8.2,8.3,8.4 || Q1,Q2,Q3)
  • Ex8.2 : 1(Q1,Q2,Q3) : Find df
  • Ex9.3 : 1 (All sums) 2(1,2,3)
  • Ex9.5 : 1
  • Ex9.6 : 1(1,2,4,7,8)
  • Ex10.1 : 1(2,4,7,9)
  • Ex10.2 : 1(3,4),2

Three Marks :

  • Ex7.3 : 1(Ex7.29,Q6,7,8)
  • Ex7.4 : 1(Maclaurin’s series)
  • Ex7.6 :1(Absolute maximum and minimum)
  • Ex8.2:1(Q4,Q5,Q6)
  • Ex8.4:Q6,Q7,Q8,Q9,Q10
  • Ex9.3 : 2 (All Sums + Example)
  • Ex9.5 : 1
  • Ex9.6 : 1(1,2,4,7,8)
  • Ex9.7 : 1(1,2),2 Example : 9.15,9.25,9.28,9.29,9.46
  • Ex9.8 : 1,2
  • Ex9.9 : 1,2,3
  • EX10.3 : 2,4,5,6,7,8
  • EX10.4 : 2,3,6,7 || Example : 10.5,10.6,10.8,10.10

Five Marks

  • Ex7.1 : 7,8,9,10,Example 7.10
  • Ex7.8 : 4,5,6(Very Important ) ..All sums
  • Ex8.7 : Euler theorem
  • Ex9.3 : 2(4-11)
  • Ex 9.8 : 3 – 10
  • Ex9.9 : 4,5,6
  • 10.5 : 1,3,4(2,5,6,7)
  • 10.6 : 2,3,7,8
  • 10.7 : 1,2,4,6,7,12,15
  • 10.8(Very Important) : 1,2,3,4,5,6,7,8,9,10

12th Maths One Mark Short cuts

12th maths one marks shortcuts,study material

12th Maths Score 90+ Study Plan

12th maths study plan 2025,12th maths important questions 2025

Chapter 11 & 12 Easy Chapter : Revise all the sums

Chapter 11

  • 11.1 : Two Marks
  • 11.2 : Probability mass function : Three Marks
  • 11.3 : Probability density function : five marks

Chapter 12

  • Ex12.1 : Two Marks / Three Marks
  • Ex12.2 : Truth Table & without using truth table : Five Marks

🎯 Why Focus on 2, 3, 5 & 10-Mark Questions in 12th Maths?
Each question type helps in developing a strong foundation in problem-solving and analytical skills:

📚 Breakdown of Marks & Question Type:
🔹 2-Mark Questions – Direct formula-based & short answer questions
🔹 3-Mark Questions – Conceptual understanding & stepwise solutions
🔹 5-Mark Questions – Complex problem-solving with logical steps
🔹 10-Mark Questions – Higher-order thinking & lengthy derivations

📢 More 12th Maths Exam Resources:
📘 12th Maths Formula Sheet & Theorems
📗 12th Maths Public Exam Answer Keys
📚 12th Maths Blueprint & Marking Scheme

📢 External References for 12th Maths Preparation:
🔗 Tamil Nadu 12th Public Exam Timetable 2025 – DGE TN
🔗 12th Maths Online Textbook – TN SCERT

🚀 Prepare Smart & Score High! Visit Padidaa.com for 12th Maths Study Materials, Public Exam Guides, and Expert Video Lessons. 📚

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