HOW TO MULTIPLY A TWO DIGIT NUMBER BY 99 || MATH TRICKS

Опубликовано: 23 Февраль 2026
на канале: BR MATHS CLASS
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HOW TO MULTIPLY A TWO DIGIT NUMBER BY 99
MATH TRICKS
NCERT CLASS 11 MATHS SOLUTIONS
NCERT CLASS 12 MATHS SOLUTIONS


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CLASS 11

1. SETS :

   • SETS ( NEW )  

2. RELATIONS AND FUNCTIONS :

   • RELATIONS AND FUNCTIONS ( NEW )  

3. TRIGONOMETRY :

   • TRIGONOMETRY ( NEW )  

4. PRINCIPAL OF MATHEMATICAL INDUCTION :

   • PRINCIPLE OF MATHEMATICAL INDUCTION  

5. COMPLEX NUMBERS

   • COMPLEX NUMBERS AND QUADRATIC EQUATIONS  

6. LINEAR INEQUALITIES

   • LINEAR INEQUALITIES  

7. PERMUTATIONS AND COMBINATIONS :

   • PERMUTATIONS & COMBINATIONS (NEW)  

8. BINOMIAL THEOREM

   • BINOMIAL THEOREM  

9. SEQUENCE AND SERIES

   • SEQUENCE AND SERIES  

10. STRAIGHT LINES

   • STRAIGHT LINES ( NEW )  

11. CONIC SECTION

   • CONIC SECTION ( NEW )  

12. 3D GEOMETRY

   • 3D GEOMETRY  

13. LIMITS AND DERIVATIVES

   • LIMITS  

14. MATHEMATICAL REASONING

   • MATHEMATICAL REASONING  

15. STATISTICS

   • STATISTICS  

16. PROBABILITY

   • PROBABILITY  


CLASS 12


1. RELATIONS AND FUNCTIONS

   • CARTESIAN PRODUCT OF SETS ( DEFINITION + E...  


2. INVERSE TRIGONOMETRIC FUNCTIONS

   • LEARN DEFINITION OF INVERSE SINE FUNCTION ...  


3. MATRICES

   • WHAT IS MATRIX (DEFINITION) - ORDER OF A M...  


4. DETERMINANTS

   • DETERMINANTS || DEFINITION OF DETERMINANT ...  


5. CONTINUITY AND DIFFERENTIABILITY

   • CONTINUITY & DIFFERENTIABILITY  


6. APPLICATIONS OF DERIVATIVES

   • WHAT IS RATE MEASURE || APPLICATIONS OF DE...  


7. INTEGRATION

   • INTEGRATION (NEW)  


8. APPLICATIONS OF INTEGRATION

   • APPLICATIONS OF INTEGRATION || EX 8.1 NCER...  


9. DIFFERENTIAL EQUATIONS

   • HOW TO FIND ORDER AND DEGREE OF A DIFFEREN...  


10. VECTOR ALGEBRA

   • VECTOR ALGEBRA  



11. THREE DIMENSIONAL GEOMETRY

   • 3D GEOMETRY  


12. LINEAR PROGRAMMING

   • LINEAR PROGRAMMING PROBLMES (LPP)  


13. PROBABILITY

   • PROBABILITY ( CLASS 12 )