Jawabanmu

2014-05-02T18:22:37+07:00
PN : RN = AN^{2} - AP^{2} : BN^{2} - BR^{2}


2 3 2
2014-05-02T18:26:04+07:00
an^{2} - ap^{2} : bn^{2} - br^{2}
1 4 1