http://duping.net/XHC/show.php?bbs=11&post=1442517
ÉèÈýÇò°ë¾¶·Ö±ðΪ\(r_1, r_2, r_3\).
»´¹Ö±½ØÃæͼ¿ÉÖª£¨²Î¿¼ÉÏÃæÍøÖ·£©£º
\(a^2=4r_1r_2 , b^2=4r_2r_3, c^2=4r_3 r_1\).
½âÖ®£¬
\(r_3 = \frac{bc}{2a};\)
\(r_1 = \frac{ac}{2b};\)
\(r_2 = \frac{ab}{2c}\)
ÉèÈýÇò°ë¾¶·Ö±ðΪ\(r_1, r_2, r_3\).
»´¹Ö±½ØÃæͼ¿ÉÖª£¨²Î¿¼ÉÏÃæÍøÖ·£©£º
\(a^2=4r_1r_2 , b^2=4r_2r_3, c^2=4r_3 r_1\).
½âÖ®£¬
\(r_3 = \frac{bc}{2a};\)
\(r_1 = \frac{ac}{2b};\)
\(r_2 = \frac{ab}{2c}\)
���à¼Ê±ï¿½ï¿½: 2021-05-09 00:15:19