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Coordenadas Polares - DSpace en ESPOL

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Moisés Vill<strong>en</strong>a Muñoz <strong>Coord<strong>en</strong>adas</strong> <strong>Polares</strong><br />

88<br />

Una circunfer<strong>en</strong>cia con c<strong>en</strong>tro el punto (a , 0)<br />

y radio r = a<br />

2. Si = π<br />

φ t<strong>en</strong>emos r = 2a cos(<br />

θ − π)<br />

= −2a<br />

cos θ<br />

Una circunfer<strong>en</strong>cia con c<strong>en</strong>tro el punto ( − a,<br />

0)<br />

y radio r = a<br />

π 3. Si = 2<br />

π = 2 cos 2a<br />

s<strong>en</strong><br />

2<br />

φ t<strong>en</strong>emos r a ( θ − ) = θ<br />

Una circunfer<strong>en</strong>cia con c<strong>en</strong>tro el punto ( 0,<br />

a ) y radio r =<br />

a

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