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November 23, 2014

November 23, 2014

Posted by **Kate** on Friday, January 8, 2010 at 12:44pm.

noise is important to television news reporters.

One station developed the formula N=-t^2+12t+54

showing the noise level in decibels (N) as it relates to the

time after the speaker stops talking in seconds (t). How

many seconds after the speaker stops will the noise level

be the greatest? Write and tell how you decided

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