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Mathematics 19 Online
OpenStudy (anonymous):

What is the simplified form of

OpenStudy (anonymous):

OpenStudy (anonymous):

minus

OpenStudy (anonymous):

hartnn (hartnn):

can you factor 9y^2 -4 ?

OpenStudy (anonymous):

no

hartnn (hartnn):

hint : \(9y^2 = 3^2 y^2 = (3y)^2 \\ 4 = 2^2 \\ a^2-b^2 = (a+b)(a-b)\)

OpenStudy (anonymous):

hartnn (hartnn):

whats that ?

OpenStudy (anonymous):

my answer

hartnn (hartnn):

i got the same :)

OpenStudy (anonymous):

dope:) thanks

hartnn (hartnn):

welcome ^_^

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