Saturday

April 19, 2014

April 19, 2014

Posted by **JR** on Monday, October 26, 2009 at 10:43pm.

N = -t2 + 10t + 56

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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