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Mathematics 10 Online
OpenStudy (anonymous):

Please refer to the attached image. I know the right answer but I need to know how to solve/show work.

OpenStudy (anonymous):

OpenStudy (loser66):

how many terms are there in the expression if you expand it?

OpenStudy (anonymous):

answer is 126

OpenStudy (loser66):

I guide you steps how to get the answer so that you can solve it by yourself. Again, answer me, how many terms?

OpenStudy (loser66):

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