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Mathematics 10 Online
OpenStudy (anonymous):

find the nonpermissible replacement for the variable a in this expression (4)/(-9a)

OpenStudy (mathmale):

Welcome to Open Study! Glad to have you aboard. Wow! "nonpermissible replacement for the variable a" is quite a mouthful. I'd like to know what YOU think that refers to. Hint: consider domain and range.

OpenStudy (mathmale):

Would you please reply.

OpenStudy (anonymous):

Would it be not having zero as a?

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