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Welcome to Channel Sajan Sir, the ultimate destination for math lovers. If you are looking for easy and effective ways to learn math, you have come to the right place. Whether you are preparing for HSC, SSC, BCS, or any other competitive exam, you will find helpful tips and tricks to ace the math section.

Sajan Sir (Sajan Chakraborty/Sajan bhai, Sajan Dada) is a math instructor who has a master's degree in chemical engineering and polymer science from SUST. He is also a subject matter expert and academic coordinator at 10 Minute School, a leading online education platform in Bangladesh. He is widely admired and respected by his students and followers for his innovative teaching methods, friendly personality, and inspiring attitude. He has helped thousands of students improve their math skills and achieve their academic goals.
Subscribe to Channel Sajan Sir and join the math community. You will never be afraid of math again.

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0:09

Don't delay, enroll now.

Sajan Sir

Shared 2 days ago

152 views

1:55

Probability Tree of 2 sixes You are making a mistake here. Sajan Sir

Sajan Sir

Shared 3 days ago

162 views

0:29

When you make me Emperor Shahjahan 😜 and mathematics is my Mumtaz - Student Made 3

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Shared 4 days ago

160 views

58:15

SSC26 Higher Math Chapter 12 | Plane Vectors One Shot | Important Line & Question Analysis

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Shared 5 days ago

420 views

0:09

SSC Test Paper Solve & CQ solve course All information in the comment box 👇

Sajan Sir

Shared 1 week ago

224 views

0:14

Class Moments 3āĨ¤ Students Made

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Shared 1 week ago

353 views

55:02

SSC26 General Math Chapter 3 | Algebraic Equations One Shot | Important Line & Question Analysis

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Shared 1 week ago

1.6K views

16:51

SSC26 Higher Math Chapter 7 | Infinite Series One Shot | Important Line & Question Analysis

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Shared 2 weeks ago

1.1K views

3:26

SSC 26, the story behind 8 hours of creative shots!❤ī¸

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Shared 2 weeks ago

4.6K views

37:57

SSC26 General Math Chapter 2 | Sets and Functions One Shot | Important Line & Question Analysis

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Shared 2 weeks ago

3.4K views

0:29

Class Moments 2āĨ¤ Students Made

Sajan Sir

Shared 3 weeks ago

468 views

22:31

SSC26 Higher Math Chapter 14 | āĻ¸āĻŽā§āĻ­āĻžāĻŦāĻ¨āĻž One Shot | Important Line & Question Analysis

Sajan Sir

Shared 4 weeks ago

1K views

0:48

100% preparation guaranteed in Mathematics! đŸ’¯ SSC 26 "Test Paper Solve & CQ Solve" Course

Sajan Sir

Shared 1 month ago

482 views

3:36

SSC General Math | Chapter 3.3 | Question Number 20 Solved | ā§¨ā§Ļ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

693 views

7:00

SSC General Math | Chapter 3.3 | Question Number 19 Solved | ā§§ā§¯ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

116 views

4:21

SSC General Math | Chapter 3.3 | Question Number 18 | ā§§ā§Ž āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

82 views

4:06

SSC General Math | Chapter 3.3 | Question Number 17 Solved | ā§§ā§­ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

99 views

3:03

āĻ•ā§‡āĻ¨ āĻ›āĻžāĻĄāĻŧāĻ›āĻŋ ā§§ā§Ļ āĻŽāĻŋāĻ¨āĻŋāĻŸ āĻ¸ā§āĻ•ā§āĻ˛ !

Sajan Sir

Shared 4 months ago

3.7K views

1:54

SSC General Math | Chapter 3.3 | Question Number 16 Solved | ā§§ā§Ŧ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

89 views

6:36

SSC General Math | Chapter 3.3 | Question Number 15 Solved | ā§§ā§Ģ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§¯

Sajan Sir

Shared 4 months ago

44 views

5:49

SSC General Math | Chapter 3.3 | Question Number 14 Solved | ā§§ā§Ē āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

30 views

4:02

SSC General Math | Chapter 3.3 | Question Number 13 Solved | ā§§ā§Š āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

21 views

4:19

SSC General Math | Chapter 3.3 | Question Number 12 Solved | ā§§ā§¨ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

36 views

7:03

SSC General Math | Chapter 3.3 | Question Number 11 Solved | ā§§ā§§ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

30 views

7:18

SSC General Math | Chapter 3.3 | Question Number 10 Solved | ā§§ā§Ļ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

27 views

4:52

SSC General Math | Chapter 3.3 | Question Number 9 Solved | ā§¯ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

18 views

3:19

SSC General Math | Chapter 3.3 | Question Number 8 Solved | ā§Ž āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

23 views

3:43

SSC General Math | Chapter 3.3 | Question Number 7 Solved | ā§­ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

34 views

3:03

SSC General Math | Chapter 3.3 | Question Number 6 Solved | ā§Ŧ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

36 views

2:36

SSC General Math | Chapter 3.3 | Question Number 5 Solved | ā§Ģ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

29 views

3:50

SSC General Math | Chapter 3.3 | Question Number 4 Solved | ā§Ē āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

45 views

3:12

SSC General Math | Chapter 3.3 | Question Number 3 Solved | ā§Š āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

46 views

6:14

SSC General Math | Chapter 3.3 | Question Number 2 Solved | ā§¨āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

42 views

1:31

SSC General Math | Chapter 3.3 | Question Number 1 Solved | ā§§ āĻ¨āĻ‚ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ | āĻĒā§ƒāĻˇā§āĻ āĻž ā§Ģā§Ž

Sajan Sir

Shared 4 months ago

108 views

31:30

SSC Higher Math Chapter 8.3 l Trigonometry l āĻĒā§āĻ°āĻļā§āĻ¨ ā§§ā§Š

Sajan Sir

Shared 5 months ago

326 views

38:41

SSC Higher Math Chapter 8.3 l Trigonometry l āĻĒā§āĻ°āĻļā§āĻ¨ ā§§ā§§, āĻĒā§āĻ°āĻļā§āĻ¨ ā§§ā§¨

Sajan Sir

Shared 5 months ago

120 views

47:30

SSC Higher Math Chapter 8.3 l Trigonometry l āĻĒā§āĻ°āĻļā§āĻ¨ ā§Ž-ā§¯

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Shared 5 months ago

239 views

4:40

Will ES or CW work? HSC 2025 Board Approved Calculator List | Which calculators are board approved?

Sajan Sir

Shared 5 months ago

1.8K views

48:48

SSC Higher Math Chapter 8.3 l Trigonometry l āĻĒā§āĻ°āĻļā§āĻ¨ ā§§-ā§­, āĻĒā§āĻ°āĻļā§āĻ¨ ā§§ā§Ļ

Sajan Sir

Shared 5 months ago

315 views

2:02

āĻ‰āĻ¤ā§āĻ¤ā§‡āĻœāĻŋāĻ¤ ā§¨ā§­ āĻ•āĻŦā§‡ āĻāĻ¸āĻāĻ¸āĻ¸āĻŋ āĻ°ā§‡āĻœāĻžāĻ˛ā§āĻŸ ā§¨ā§Ļā§¨ā§Ģ āĻĻāĻŋāĻŦā§‡ ? SSC Result 2025 kobe dibe ? ssc result 2025 |

Sajan Sir

Shared 5 months ago

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51:21

HSC āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻžāĻ¯āĻŧ āĻ†āĻ¸āĻžāĻ° āĻŽāĻ¤ ā§¨ā§Ģ āĻŸāĻŋ MCQ | Sajan Sir

Sajan Sir

Shared 5 months ago

504 views

8:27

SSC25 āĻĨā§‡āĻ•ā§‡ HSC27: āĻ•ā§€āĻ­āĻžāĻŦā§‡ āĻĒāĻĄāĻŧāĻž āĻļā§āĻ°ā§ āĻ•āĻ°āĻŦā§‡? āĻ•āĻ–āĻ¨ āĻļā§āĻ°ā§ āĻ•āĻ°āĻŦā§‡? āĻ¸āĻŦ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ‰āĻ¤ā§āĻ¤āĻ°!

Sajan Sir

Shared 6 months ago

537 views

10:06

SSC 26 Short Syllabus Update | āĻ—ā§āĻ›āĻŋāĻ¯āĻŧā§‡ āĻĒāĻĄāĻŧāĻ˛ā§‡ āĻ¸āĻšāĻœā§‡āĻ‡ A+

Sajan Sir

Shared 6 months ago

130 views

7:40

Analyze the product −𝟐𝒙^𝟐+𝒙𝒚+𝟔𝒚^𝟐+𝟖𝒙−𝟐𝒚−𝟖

Sajan Sir

Shared 6 months ago

249 views

7:35

ā§¨ā§Ļā§¨ā§Ģ āĻ¸āĻžāĻ˛ā§‡āĻ° āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻžāĻ° āĻœāĻ¨ā§āĻ¯ ā§ŦāĻˇā§āĻ  ā§­āĻŽ ā§ŽāĻŽ āĻļā§āĻ°ā§‡āĻŖā§€āĻ° āĻ›āĻžāĻ¤ā§āĻ°āĻ›āĻžāĻ¤ā§āĻ°ā§€āĻ°āĻž āĻ•ā§€ āĻœāĻžāĻ¨āĻž āĻœāĻ°ā§āĻ°ā§€ ?

Sajan Sir

Shared 6 months ago

254 views

9:57

āĻ‰ā§ŽāĻĒāĻžāĻĻāĻ•ā§‡ āĻŦāĻŋāĻļā§āĻ˛ā§‡āĻˇāĻŖ −𝟑𝒙^𝟐−𝟐𝒙𝒚+𝟖𝒚^𝟐+𝟏𝟏𝒙−𝟖𝒚−𝟔

Sajan Sir

Shared 7 months ago

313 views

22:35

SSC 25 āĻ—āĻŖāĻŋāĻ¤ āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻžāĻ¯āĻŧ āĻ†āĻ¸āĻžāĻ° āĻŽāĻ¤ ā§Šā§Ļ āĻŸāĻŋ MCQ (With Calculator Hacks!)

Sajan Sir

Shared 7 months ago

1.2K views

29:53

SSC 25 āĻ—āĻŖāĻŋāĻ¤ āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻžāĻ¯āĻŧ āĻ†āĻ¸āĻžāĻ° āĻŽāĻ¤ ā§Šā§Ļ āĻŸāĻŋ MCQ (With Calculator Hacks!)

Sajan Sir

Shared 7 months ago

1K views

4:35

SSC25 Tention NOT

Sajan Sir

Shared 7 months ago

226 views

56:09

āĻ¤ā§‹āĻŽāĻžāĻĻā§‡āĻ° āĻĒā§āĻ°āĻļā§āĻ¨ 📜 āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ āĻāĻ–āĻžāĻ¨ā§‡ ✅ EP 02 | Sajan Sir

Sajan Sir

Shared 9 months ago

257 views

42:33

SSC Higher Math Chapter 11.4 | āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ™ā§āĻ• āĻœā§āĻ¯āĻžāĻŽāĻŋāĻ¤āĻŋ ā§§ā§§.ā§Ē | sthananko jyamiti 11.4 | Sajan Sir

Sajan Sir

Shared 10 months ago

512 views

21:37

SSC Higher Math Chapter 11.3 | āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ™ā§āĻ• āĻœā§āĻ¯āĻžāĻŽāĻŋāĻ¤āĻŋ ā§§ā§§.ā§Š | sthananko jyamiti 11.3 | Sajan Sir

Sajan Sir

Shared 10 months ago

269 views

25:15

āĻ¤ā§‹āĻŽāĻžāĻĻā§‡āĻ° āĻĒā§āĻ°āĻļā§āĻ¨ 📜 āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ āĻāĻ–āĻžāĻ¨ā§‡ ✅| Sajan Sir

Sajan Sir

Shared 10 months ago

142 views

38:58

SSC Higher Math Chapter 11.2 | āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ™ā§āĻ• āĻœā§āĻ¯āĻžāĻŽāĻŋāĻ¤āĻŋ ā§§ā§§.ā§¨ | sthananko jyamiti 11.2| Sajan Sir

Sajan Sir

Shared 10 months ago

347 views

49:20

SSC Higher Math Chapter 11.1 | āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ™ā§āĻ• āĻœā§āĻ¯āĻžāĻŽāĻŋāĻ¤āĻŋ ā§§ā§§.ā§§ | sthananko jyamiti 11.1 | Sajan Sir

Sajan Sir

Shared 10 months ago

847 views

10:06

SSC 2026 NCTB Published Short Syllabus | Explained | Sajan Sir

Sajan Sir

Shared 10 months ago

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5:02

Middle Term Break with Calculator | Easy rules for factor analysis using ES calculator

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Shared 10 months ago

2.5K views

6:21

Calculator āĻĻāĻŋāĻ¯āĻŧā§‡ Middle Term Break | MS āĻ•ā§āĻ¯āĻžāĻ˛āĻ•ā§āĻ˛ā§‡āĻŸāĻ° āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡ āĻ‰ā§ŽāĻĒāĻžāĻĻāĻ• āĻŦāĻŋāĻļā§āĻ˛ā§‡āĻˇāĻŖ āĻ•āĻ°āĻžāĻ° āĻ¸āĻšāĻœ āĻ¨āĻŋāĻ¯āĻŧāĻŽ

Sajan Sir

Shared 10 months ago

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2:55

SSC 26 Higher Math Short Syllabus Update | New Book Update

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Shared 10 months ago

294 views

10:06

SSC 2026 Short Syllabus EXPOSED!

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Shared 10 months ago

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