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Physics Chemistry

Entry Test MCQ :: Basic Algebra

  If b = -3 and a = 2 then a2 + b2 + 2ab = ?
[A]. ?17[B]. ?16
[C]. ?7[D]. 16
[E]. 17    

Answer: Option A
javaid malik said:    
 
Ye ksy 17 ata h .... (2)(2)+(-3)(-3)+2(2)(-3)=1
Abaidullah said:    
 
4+9+(-12) =13-12 =1 Answer seems wrong
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