Saturday 6 January 2018

EXPONENTIALS 3


Simplify (6a)2 - 3a2.  
 
Solution

= (6a)2 - 3a2    

= 62.a2 - 3a2               Since (mn)2 =m2 . n2

= 36a2 - 3a2   {since the square number of 6 is 36}

= 33a2  

TRY THIS………………


Simplify (8a)2 - 35a2.                                       

No comments:

Post a Comment