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April 18, 2014

Homework Help: Math For College Readiness

Posted by Neil on Wednesday, January 9, 2013 at 4:23pm.

Simplify the Complex Fractions
1. 8a / 3b^2 / 6ab /5
2. 42x^2 + 14x / x - 7 / 2 + 6x / 21 - 3x
3. 9 + 3 / x / x / 4 + 1 /12
4. (x^-1 + x^-2)divided by (9x^-2)

Ans. #1: 20 / 9
Ans. #2: 42x^2 + 6x + 4 / -2x + 14
Ans. #3: 144 / x / 3x + 1

I don't know how to do #4

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