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Question 2(ii) Use the identity (x+a)(x+b)=x2+(a+b)x+ab to find the following products: (4x+5)(4x+1)

Answer» Question 2(ii)
Use the identity (x+a)(x+b)=x2+(a+b)x+ab to find the following products:
(4x+5)(4x+1)


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