h2em3imonickowlett
h2em3imonickowlett h2em3imonickowlett
  • 30-07-2016
  • Mathematics
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The equation (x + 6)^2 + (y + 4)^2 = 36 models the position and range of the source of a radio signal. Describe the position of the source and the range of the signals

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HomertheGenius
HomertheGenius HomertheGenius
  • 01-08-2016
A circle equation is :
( x - p )² + ( y - q )² = r², where p and q are coordinates of the center.
The position of the source is : ( - 6, - 4 ) and the range :
r² = 36   ⇒   r = 6
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