1.

Using the identify (a + b)2 = a2 + 2ab + b2 simplify the following.(a + 6 )2

Answer»

Using the identity 

(a + b)2 = a2 + 2ab + b2(a + 6)2 

= a2 +2.a.6 + 62 = a2 +12a + 36



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