Wednesday 6 September 2023

EXPONENTIALS K5

 Simplify (7a)2 + 31a2

  

Solution

 

= (7a)2 + 31a2    

 

= 72.a2 + 31a2              Since (mn)2 =m2 . n2

 

= 49a2 + 31a2

 

= 80a2

 

 

TRY THIS………………

 

  

Simplify (6a)2 + 50a2.   

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