Friday

November 28, 2014

November 28, 2014

Posted by **Sara** on Friday, March 15, 2013 at 12:04pm.

15(x^2-1)>16x

- Find the following inequality -
**Steve**, Friday, March 15, 2013 at 3:09pmis it lost? You must mean "solve" the inequality

15(x^2-1)>16x

15x^2 - 16x - 15 > 0

(5x+3)(3x-5) > 0

If the product is positive, either both are positive, or both are negative. So,

x < -3/5 or x > 5/3

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