breia2001
breia2001
19-04-2017
Mathematics
contestada
Factoring completely
Respuesta :
irspow
irspow
19-04-2017
This is called a difference of squares which always factors according to the rule for factoring the difference of squares....
(a^2+b^2)=(a+b)(a-b) in this case:
9w^2-16 so
(3w-4)(3w+4)
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