Posted by **maria** on Tuesday, December 15, 2009 at 7:51pm.

The Political Noise Problem. The amount of background noise is important to television news reporters. One station developed the formula 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

- math 157 -
**Reiny**, Tuesday, December 15, 2009 at 8:01pm
And the formula that the station developed was ..... ?

- math 157 -
**candy**, Tuesday, June 28, 2011 at 3:28pm
The amount of background noise is important to television news reporters. One station developed the formula

N = -r2 + 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.

- math 157 -
**candy**, Tuesday, June 28, 2011 at 3:44pm
Sorry this is the right one....

The amount of background noise is important to television news reporters. One station developed the formula

N = -r^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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