S.K.NEET

The Chart of

Square and Square Roots

TYPE - 4

Question 1 :

Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2
 

Formulae used :

Distance Formula to find distance between two points (x1,y1) and (x2,y2) is :             D = √[(x2 – x1)2 + (y2 – y1)2 ]

Solution :

Sol. (i) Here x1 = 2, y1 = 3, x2 = 4 and y2 = 1
         ∴ The required distance
         

Classwork Questions

( R S Agarwal )

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2

Answer

 (i) (310)2
(ii) (508)2

Homework Questions

( R S Agarwal )

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2

Answer

 (i) (310)2
(ii) (508)2
 

CBSE Questions

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2
 
 

Answer

 (i) (310)2
(ii) (508)2
 

NCERT Questions

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2
 

Answer

 (i) (310)2
(ii) (508)2
 

Olympiad Questions

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2
 
 

Answer

 (i) (310)2
(ii) (508)2
 
 

MCQ Questions

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate

 (i) (310)2
(ii) (508)2
 
 

Answer

 (i) (310)2
(ii) (508)2
 
 

Fill in the blanks

Q.1. Using the formula (a + b)2 = (a2 + 2ab + b2), evaluate
 (i) (310)2
(ii) (508)2
 

Answer

 (i) (310)2
(ii) (508)2