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August 2, 2015

Homework Help: algebra

Posted by Pam on Friday, January 21, 2011 at 8:45pm.

The number N, in millions, of hearing impaired individuals of age x can be approximated by:
N = -0.00006x^3 + 0.006x^2 - 0.1x + 1.5
Approximate to the nearest million the number of hearing impaired individuals of ages 45 - 70.

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