NUMBER SYSTEM (LECTURE 7)

BLOG 7 - RATIONALIZING OF DENOMINATOR 

April 07, 2020

GOOD MORNING ALL 

TODAY BY THE END OF THIS LESSON (LEARNING OBJECTIVES)

(PART1)YOU WILL BE ABLE TO  EXPRESS   THE SQUARE ROOT OF THE SURDS LIKE √ 12 ,√ 18 √ 20 √27 √ 8 as product of rational number and a surd 

 KINDLY NOTE SURD IS AN ANOTHER WORD FOR IRRATIONAL NUMBER

(PART2) YOU WILL BE ABLE TO APPLY   THE KNOWLEDGE OF                   √ b x √ b =b 
√a x √b = √ ab  TO RATIONALISE A DENOMINATOR 

LESSON PART ONE

 HOW TO   EXPRESS   THE SQUARE ROOT OF THE SURDS LIKE √ 12 ,√ 18 √ 20 √27 √ 8 as product of rational number and a surd 

KINDLY NOTE DOWN EVERYWORD OF BELOW INFORMATION IN YOUR NOTEBOOKS

                                                               LESSON (PART 2)


(PART2) YOU WILL BE ABLE TO APPLY   THE KNOWLEDGE OF                   √ b x √ b =b 
√a x √b = √ ab  TO RATIONALISE A DENOMINATOR 

  CLICK HERE TO KNOW AND WHY TO RATIONALIZE -ONE



                                 NCERT Q. 5 (i) ( KINDLY COPY IT IN YOUR NOTEBOOKS)


EXAMPLE 1                                    ..RATIONALIZE     1  / √  7                                                       

EXTRA QUSETION TO BE COPIED IN THE NOTEBOOK

EXAMPLE 2 :                                              RATIONALIZE    5  / √  2                                     

KINDLY NOTE DOWN IN YOUR NOTEBOOKS:

              EXTRA QUESTIONS FOR PRACTICE   ( Q  4 ,7 ,8 , 10 FOR H.W)                        

BEFORE WE END THIS TOPIC LETS CLICK HERE FOR  17 STG