Posted by **MARIAH** on Thursday, October 28, 2010 at 6:47pm.

I HAVE TWO QUESTIONS: I HAVE TO MULTIPLY AND SIMPLIFY AND I HAVE NO CLUE HERE ARE THE PROBLEMS:

1. 7a-21a^2/9a^2+6a+1 x 9a^2+6a+1/9a^2-1

2. 2a+2/8a+24 x 4x+12/2x^2-2

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